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자바에서 숫자를 단어로 변환하는 방법

itboxs 2020. 7. 15. 07:55
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자바에서 숫자를 단어로 변환하는 방법


현재 숫자를 단어로 변환하고 (예 : 정적 배열 몇 개를 사용하여) 영어 텍스트로 변환하는 숫자의 크기에 따라 조잡한 메커니즘이 있습니다. 그러나 우리는 숫자가 큰 문제에 직면하고 있습니다.

10183 = Ten thousand one hundred eighty three
90 = Ninety
5888 = Five thousand eight hundred eighty eight

이 목적으로 사용할 수있는 수학 라이브러리에서 사용하기 쉬운 기능이 있습니까?


여기 에 코드가 있습니다 .SE에는 방법이 없다고 생각합니다.

기본적으로 숫자를 문자열로 변환하고 문자열을 구문 분석하고 가중치와 연관시킵니다.

예를 들어

1000

1천 위치로 취급되며 위치로 인해 천 단위로 1매핑됩니다."one"


이것은 웹 사이트의 코드입니다.

영어

import java.text.DecimalFormat;

public class EnglishNumberToWords {

  private static final String[] tensNames = {
    "",
    " ten",
    " twenty",
    " thirty",
    " forty",
    " fifty",
    " sixty",
    " seventy",
    " eighty",
    " ninety"
  };

  private static final String[] numNames = {
    "",
    " one",
    " two",
    " three",
    " four",
    " five",
    " six",
    " seven",
    " eight",
    " nine",
    " ten",
    " eleven",
    " twelve",
    " thirteen",
    " fourteen",
    " fifteen",
    " sixteen",
    " seventeen",
    " eighteen",
    " nineteen"
  };

  private EnglishNumberToWords() {}

  private static String convertLessThanOneThousand(int number) {
    String soFar;

    if (number % 100 < 20){
      soFar = numNames[number % 100];
      number /= 100;
    }
    else {
      soFar = numNames[number % 10];
      number /= 10;

      soFar = tensNames[number % 10] + soFar;
      number /= 10;
    }
    if (number == 0) return soFar;
    return numNames[number] + " hundred" + soFar;
  }


  public static String convert(long number) {
    // 0 to 999 999 999 999
    if (number == 0) { return "zero"; }

    String snumber = Long.toString(number);

    // pad with "0"
    String mask = "000000000000";
    DecimalFormat df = new DecimalFormat(mask);
    snumber = df.format(number);

    // XXXnnnnnnnnn
    int billions = Integer.parseInt(snumber.substring(0,3));
    // nnnXXXnnnnnn
    int millions  = Integer.parseInt(snumber.substring(3,6));
    // nnnnnnXXXnnn
    int hundredThousands = Integer.parseInt(snumber.substring(6,9));
    // nnnnnnnnnXXX
    int thousands = Integer.parseInt(snumber.substring(9,12));

    String tradBillions;
    switch (billions) {
    case 0:
      tradBillions = "";
      break;
    case 1 :
      tradBillions = convertLessThanOneThousand(billions)
      + " billion ";
      break;
    default :
      tradBillions = convertLessThanOneThousand(billions)
      + " billion ";
    }
    String result =  tradBillions;

    String tradMillions;
    switch (millions) {
    case 0:
      tradMillions = "";
      break;
    case 1 :
      tradMillions = convertLessThanOneThousand(millions)
         + " million ";
      break;
    default :
      tradMillions = convertLessThanOneThousand(millions)
         + " million ";
    }
    result =  result + tradMillions;

    String tradHundredThousands;
    switch (hundredThousands) {
    case 0:
      tradHundredThousands = "";
      break;
    case 1 :
      tradHundredThousands = "one thousand ";
      break;
    default :
      tradHundredThousands = convertLessThanOneThousand(hundredThousands)
         + " thousand ";
    }
    result =  result + tradHundredThousands;

    String tradThousand;
    tradThousand = convertLessThanOneThousand(thousands);
    result =  result + tradThousand;

    // remove extra spaces!
    return result.replaceAll("^\\s+", "").replaceAll("\\b\\s{2,}\\b", " ");
  }

  /**
   * testing
   * @param args
   */
  public static void main(String[] args) {
    System.out.println("*** " + EnglishNumberToWords.convert(0));
    System.out.println("*** " + EnglishNumberToWords.convert(1));
    System.out.println("*** " + EnglishNumberToWords.convert(16));
    System.out.println("*** " + EnglishNumberToWords.convert(100));
    System.out.println("*** " + EnglishNumberToWords.convert(118));
    System.out.println("*** " + EnglishNumberToWords.convert(200));
    System.out.println("*** " + EnglishNumberToWords.convert(219));
    System.out.println("*** " + EnglishNumberToWords.convert(800));
    System.out.println("*** " + EnglishNumberToWords.convert(801));
    System.out.println("*** " + EnglishNumberToWords.convert(1316));
    System.out.println("*** " + EnglishNumberToWords.convert(1000000));
    System.out.println("*** " + EnglishNumberToWords.convert(2000000));
    System.out.println("*** " + EnglishNumberToWords.convert(3000200));
    System.out.println("*** " + EnglishNumberToWords.convert(700000));
    System.out.println("*** " + EnglishNumberToWords.convert(9000000));
    System.out.println("*** " + EnglishNumberToWords.convert(9001000));
    System.out.println("*** " + EnglishNumberToWords.convert(123456789));
    System.out.println("*** " + EnglishNumberToWords.convert(2147483647));
    System.out.println("*** " + EnglishNumberToWords.convert(3000000010L));

    /*
     *** zero
     *** one
     *** sixteen
     *** one hundred
     *** one hundred eighteen
     *** two hundred
     *** two hundred nineteen
     *** eight hundred
     *** eight hundred one
     *** one thousand three hundred sixteen
     *** one million
     *** two millions
     *** three millions two hundred
     *** seven hundred thousand
     *** nine millions
     *** nine millions one thousand
     *** one hundred twenty three millions four hundred
     **      fifty six thousand seven hundred eighty nine
     *** two billion one hundred forty seven millions
     **      four hundred eighty three thousand six hundred forty seven
     *** three billion ten
     **/
  }
}

Français 영어 버전과는 상당히 다르지만 프랑스어는 훨씬 더 어렵습니다!

package com.rgagnon.howto;

import java.text.*;

class FrenchNumberToWords {
  private static final String[] dizaineNames = {
    "",
    "",
    "vingt",
    "trente",
    "quarante",
    "cinquante",
    "soixante",
    "soixante",
    "quatre-vingt",
    "quatre-vingt"
  };

  private static final String[] uniteNames1 = {
    "",
    "un",
    "deux",
    "trois",
    "quatre",
    "cinq",
    "six",
    "sept",
    "huit",
    "neuf",
    "dix",
    "onze",
    "douze",
    "treize",
    "quatorze",
    "quinze",
    "seize",
    "dix-sept",
    "dix-huit",
    "dix-neuf"
  };

  private static final String[] uniteNames2 = {
    "",
    "",
    "deux",
    "trois",
    "quatre",
    "cinq",
    "six",
    "sept",
    "huit",
    "neuf",
    "dix"
  };

  private FrenchNumberToWords() {}

  private static String convertZeroToHundred(int number) {

    int laDizaine = number / 10;
    int lUnite = number % 10;
    String resultat = "";

    switch (laDizaine) {
    case 1 :
    case 7 :
    case 9 :
      lUnite = lUnite + 10;
      break;
    default:
    }

    // séparateur "-" "et"  ""
    String laLiaison = "";
    if (laDizaine > 1) {
      laLiaison = "-";
    }
    // cas particuliers
    switch (lUnite) {
    case 0:
      laLiaison = "";
      break;
    case 1 :
      if (laDizaine == 8) {
        laLiaison = "-";
      }
      else {
        laLiaison = " et ";
      }
      break;
    case 11 :
      if (laDizaine==7) {
        laLiaison = " et ";
      }
      break;
    default:
    }

    // dizaines en lettres
    switch (laDizaine) {
    case 0:
      resultat = uniteNames1[lUnite];
      break;
    case 8 :
      if (lUnite == 0) {
        resultat = dizaineNames[laDizaine];
      }
      else {
        resultat = dizaineNames[laDizaine]
                                + laLiaison + uniteNames1[lUnite];
      }
      break;
    default :
      resultat = dizaineNames[laDizaine]
                              + laLiaison + uniteNames1[lUnite];
    }
    return resultat;
  }

  private static String convertLessThanOneThousand(int number) {

    int lesCentaines = number / 100;
    int leReste = number % 100;
    String sReste = convertZeroToHundred(leReste);

    String resultat;
    switch (lesCentaines) {
    case 0:
      resultat = sReste;
      break;
    case 1 :
      if (leReste > 0) {
        resultat = "cent " + sReste;
      }
      else {
        resultat = "cent";
      }
      break;
    default :
      if (leReste > 0) {
        resultat = uniteNames2[lesCentaines] + " cent " + sReste;
      }
      else {
        resultat = uniteNames2[lesCentaines] + " cents";
      }
    }
    return resultat;
  }

  public static String convert(long number) {
    // 0 à 999 999 999 999
    if (number == 0) { return "zéro"; }

    String snumber = Long.toString(number);

    // pad des "0"
    String mask = "000000000000";
    DecimalFormat df = new DecimalFormat(mask);
    snumber = df.format(number);

    // XXXnnnnnnnnn
    int lesMilliards = Integer.parseInt(snumber.substring(0,3));
    // nnnXXXnnnnnn
    int lesMillions  = Integer.parseInt(snumber.substring(3,6));
    // nnnnnnXXXnnn
    int lesCentMille = Integer.parseInt(snumber.substring(6,9));
    // nnnnnnnnnXXX
    int lesMille = Integer.parseInt(snumber.substring(9,12));

    String tradMilliards;
    switch (lesMilliards) {
    case 0:
      tradMilliards = "";
      break;
    case 1 :
      tradMilliards = convertLessThanOneThousand(lesMilliards)
         + " milliard ";
      break;
    default :
      tradMilliards = convertLessThanOneThousand(lesMilliards)
         + " milliards ";
    }
    String resultat =  tradMilliards;

    String tradMillions;
    switch (lesMillions) {
    case 0:
      tradMillions = "";
      break;
    case 1 :
      tradMillions = convertLessThanOneThousand(lesMillions)
         + " million ";
      break;
    default :
      tradMillions = convertLessThanOneThousand(lesMillions)
         + " millions ";
    }
    resultat =  resultat + tradMillions;

    String tradCentMille;
    switch (lesCentMille) {
    case 0:
      tradCentMille = "";
      break;
    case 1 :
      tradCentMille = "mille ";
      break;
    default :
      tradCentMille = convertLessThanOneThousand(lesCentMille)
         + " mille ";
    }
    resultat =  resultat + tradCentMille;

    String tradMille;
    tradMille = convertLessThanOneThousand(lesMille);
    resultat =  resultat + tradMille;

    return resultat;
  }

  public static void main(String[] args) {
    System.out.println("*** " + FrenchNumberToWords.convert(0));
    System.out.println("*** " + FrenchNumberToWords.convert(9));
    System.out.println("*** " + FrenchNumberToWords.convert(19));
    System.out.println("*** " + FrenchNumberToWords.convert(21));
    System.out.println("*** " + FrenchNumberToWords.convert(28));
    System.out.println("*** " + FrenchNumberToWords.convert(71));
    System.out.println("*** " + FrenchNumberToWords.convert(72));
    System.out.println("*** " + FrenchNumberToWords.convert(80));
    System.out.println("*** " + FrenchNumberToWords.convert(81));
    System.out.println("*** " + FrenchNumberToWords.convert(89));
    System.out.println("*** " + FrenchNumberToWords.convert(90));
    System.out.println("*** " + FrenchNumberToWords.convert(91));
    System.out.println("*** " + FrenchNumberToWords.convert(97));
    System.out.println("*** " + FrenchNumberToWords.convert(100));
    System.out.println("*** " + FrenchNumberToWords.convert(101));
    System.out.println("*** " + FrenchNumberToWords.convert(110));
    System.out.println("*** " + FrenchNumberToWords.convert(120));
    System.out.println("*** " + FrenchNumberToWords.convert(200));
    System.out.println("*** " + FrenchNumberToWords.convert(201));
    System.out.println("*** " + FrenchNumberToWords.convert(232));
    System.out.println("*** " + FrenchNumberToWords.convert(999));
    System.out.println("*** " + FrenchNumberToWords.convert(1000));
    System.out.println("*** " + FrenchNumberToWords.convert(1001));
    System.out.println("*** " + FrenchNumberToWords.convert(10000));
    System.out.println("*** " + FrenchNumberToWords.convert(10001));
    System.out.println("*** " + FrenchNumberToWords.convert(100000));
    System.out.println("*** " + FrenchNumberToWords.convert(2000000));
    System.out.println("*** " + FrenchNumberToWords.convert(3000000000L));
    System.out.println("*** " + FrenchNumberToWords.convert(2147483647));
    /*
     *** OUTPUT
     *** zéro
     *** neuf
     *** dix-neuf
     *** vingt et un
     *** vingt-huit
     *** soixante et onze
     *** soixante-douze
     *** quatre-vingt
     *** quatre-vingt-un
     *** quatre-vingt-neuf
     *** quatre-vingt-dix
     *** quatre-vingt-onze
     *** quatre-vingt-dix-sept
     *** cent
     *** cent un
     *** cent dix
     *** cent vingt
     *** deux cents
     *** deux cent un
     *** deux cent trente-deux
     *** neuf cent quatre-vingt-dix-neuf
     *** mille
     *** mille un
     *** dix mille
     *** dix mille un
     *** cent mille
     *** deux millions
     *** trois milliards
     *** deux milliards cent quarante-sept millions
     **          quatre cent quatre-vingt-trois mille six cent quarante-sept
     */
  }
}

"convert"메소드를 두 번 호출하여 "달러 및 센트"변환을 처리 할 수 ​​있습니다.

String phrase = "12345.67" ;
Float num = new Float( phrase ) ;
int dollars = (int)Math.floor( num ) ;
int cent = (int)Math.floor( ( num - dollars ) * 100.0f ) ;

String s = "$ " + EnglishNumberToWords.convert( dollars ) + " and "
           + EnglishNumberToWords.convert( cent ) + " cents" ;

DBMS의 내장 기능 (사용 가능한 경우)을 사용하는 다른 방법. 대한 오라클

SQL> select to_char(to_date(873,'J'), 'JSP') as converted_form from dual;

CONVERTED_FORM
---------------------------
EIGHT HUNDRED SEVENTY-THREE

SQL>
'JSP' means :
J : the Julian format.
SP : spells the word for the number passed to to_date

모든 로케일에 대해 일반적인 알고리즘을 사용할 수 없기 때문에 아닙니다. 지원하는 모든 로캘에 대해 고유 한 알고리즘을 구현해야합니다.

** 편집 **

그냥 이해하기 위해, 나는이 수업을받을 때까지 놀았습니다. Long.MIN_VALUE비트 제한으로 인해 표시 할 수 없지만 ... 수를 수정 하거나 10 진수 또는 더 큰 숫자로 long값 유형을 변경할 수 있다고 가정합니다.double숫자의 문자열 표현을 사용하여 최대 66 자리의 숫자와 26 개의 소수를 표시 할 수 있습니다. ScaleUnit더 많은 소수를 더 추가 할 수 있습니다 ...

/**
 * This class will convert numeric values into an english representation
 * 
 * For units, see : http://www.jimloy.com/math/billion.htm
 * 
 * @author yanick.rochon@gmail.com
 */
public class NumberToWords {

    static public class ScaleUnit {
        private int exponent;
        private String[] names;
        private ScaleUnit(int exponent, String...names) {
            this.exponent = exponent;
            this.names = names;
        }
        public int getExponent() {
            return exponent;
        }
        public String getName(int index) {
            return names[index];
        }
    }

    /**
     * See http://www.wordiq.com/definition/Names_of_large_numbers
     */
    static private ScaleUnit[] SCALE_UNITS = new ScaleUnit[] {
        new ScaleUnit(63, "vigintillion", "decilliard"),
        new ScaleUnit(60, "novemdecillion", "decillion"),
        new ScaleUnit(57, "octodecillion", "nonilliard"),
        new ScaleUnit(54, "septendecillion", "nonillion"),
        new ScaleUnit(51, "sexdecillion", "octilliard"),
        new ScaleUnit(48, "quindecillion", "octillion"),
        new ScaleUnit(45, "quattuordecillion", "septilliard"),
        new ScaleUnit(42, "tredecillion", "septillion"),
        new ScaleUnit(39, "duodecillion", "sextilliard"),
        new ScaleUnit(36, "undecillion", "sextillion"),
        new ScaleUnit(33, "decillion", "quintilliard"),
        new ScaleUnit(30, "nonillion", "quintillion"),
        new ScaleUnit(27, "octillion", "quadrilliard"),
        new ScaleUnit(24, "septillion", "quadrillion"),
        new ScaleUnit(21, "sextillion", "trilliard"),
        new ScaleUnit(18, "quintillion", "trillion"),
        new ScaleUnit(15, "quadrillion", "billiard"),
        new ScaleUnit(12, "trillion", "billion"),
        new ScaleUnit(9, "billion", "milliard"),
        new ScaleUnit(6, "million", "million"),
        new ScaleUnit(3, "thousand", "thousand"),
        new ScaleUnit(2, "hundred", "hundred"),
        //new ScaleUnit(1, "ten", "ten"),
        //new ScaleUnit(0, "one", "one"),
        new ScaleUnit(-1, "tenth", "tenth"),
        new ScaleUnit(-2, "hundredth", "hundredth"),
        new ScaleUnit(-3, "thousandth", "thousandth"),
        new ScaleUnit(-4, "ten-thousandth", "ten-thousandth"),
        new ScaleUnit(-5, "hundred-thousandth", "hundred-thousandth"),
        new ScaleUnit(-6, "millionth", "millionth"),
        new ScaleUnit(-7, "ten-millionth", "ten-millionth"),
        new ScaleUnit(-8, "hundred-millionth", "hundred-millionth"),
        new ScaleUnit(-9, "billionth", "milliardth"),
        new ScaleUnit(-10, "ten-billionth", "ten-milliardth"),
        new ScaleUnit(-11, "hundred-billionth", "hundred-milliardth"),
        new ScaleUnit(-12, "trillionth", "billionth"),
        new ScaleUnit(-13, "ten-trillionth", "ten-billionth"),
        new ScaleUnit(-14, "hundred-trillionth", "hundred-billionth"),
        new ScaleUnit(-15, "quadrillionth", "billiardth"),
        new ScaleUnit(-16, "ten-quadrillionth", "ten-billiardth"),
        new ScaleUnit(-17, "hundred-quadrillionth", "hundred-billiardth"),
        new ScaleUnit(-18, "quintillionth", "trillionth"),
        new ScaleUnit(-19, "ten-quintillionth", "ten-trillionth"),
        new ScaleUnit(-20, "hundred-quintillionth", "hundred-trillionth"),
        new ScaleUnit(-21, "sextillionth", "trilliardth"),
        new ScaleUnit(-22, "ten-sextillionth", "ten-trilliardth"),
        new ScaleUnit(-23, "hundred-sextillionth", "hundred-trilliardth"),
        new ScaleUnit(-24, "septillionth","quadrillionth"),
        new ScaleUnit(-25, "ten-septillionth","ten-quadrillionth"),
        new ScaleUnit(-26, "hundred-septillionth","hundred-quadrillionth"),
    };

    static public enum Scale {
        SHORT,
        LONG;

        public String getName(int exponent) {
            for (ScaleUnit unit : SCALE_UNITS) {
                if (unit.getExponent() == exponent) {
                    return unit.getName(this.ordinal());
                }
            }
            return ""; 
        }
    }

    /**
     * Change this scale to support American and modern British value (short scale)
     * or Traditional British value (long scale)
     */
    static public Scale SCALE = Scale.SHORT; 


    static abstract public class AbstractProcessor {

        static protected final String SEPARATOR = " ";
        static protected final int NO_VALUE = -1;

        protected List<Integer> getDigits(long value) {
            ArrayList<Integer> digits = new ArrayList<Integer>();
            if (value == 0) {
                digits.add(0);
            } else {
                while (value > 0) {
                    digits.add(0, (int) value % 10);
                    value /= 10;
                }
            }
            return digits;
        }

        public String getName(long value) {
            return getName(Long.toString(value));
        }

        public String getName(double value) {
            return getName(Double.toString(value));
        }

        abstract public String getName(String value);
    }

    static public class UnitProcessor extends AbstractProcessor {

        static private final String[] TOKENS = new String[] {
            "one", "two", "three", "four", "five", "six", "seven", "eight", "nine",
            "ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen"
        };

        @Override
        public String getName(String value) {
            StringBuilder buffer = new StringBuilder();

            int offset = NO_VALUE;
            int number;
            if (value.length() > 3) {
                number = Integer.valueOf(value.substring(value.length() - 3), 10);
            } else {
                number = Integer.valueOf(value, 10);
            }
            number %= 100;
            if (number < 10) {
                offset = (number % 10) - 1;
                //number /= 10;
            } else if (number < 20) {
                offset = (number % 20) - 1;
                //number /= 100;
            }

            if (offset != NO_VALUE && offset < TOKENS.length) {
                buffer.append(TOKENS[offset]);
            }

            return buffer.toString();
        }

    }

    static public class TensProcessor extends AbstractProcessor {

        static private final String[] TOKENS = new String[] {
            "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety"
        };

        static private final String UNION_SEPARATOR = "-";

        private UnitProcessor unitProcessor = new UnitProcessor();

        @Override
        public String getName(String value) {
            StringBuilder buffer = new StringBuilder();
            boolean tensFound = false;

            int number;
            if (value.length() > 3) {
                number = Integer.valueOf(value.substring(value.length() - 3), 10);
            } else {
                number = Integer.valueOf(value, 10);
            }
            number %= 100;   // keep only two digits
            if (number >= 20) {
                buffer.append(TOKENS[(number / 10) - 2]);
                number %= 10;
                tensFound = true;
            } else {
                number %= 20;
            }

            if (number != 0) {
                if (tensFound) {
                    buffer.append(UNION_SEPARATOR);
                }
                buffer.append(unitProcessor.getName(number));
            }

            return buffer.toString();
        }
    }

    static public class HundredProcessor extends AbstractProcessor {

        private int EXPONENT = 2;

        private UnitProcessor unitProcessor = new UnitProcessor();
        private TensProcessor tensProcessor = new TensProcessor();

        @Override
        public String getName(String value) {
            StringBuilder buffer = new StringBuilder();

            int number;
            if (value.isEmpty()) {
                number = 0;
            } else if (value.length() > 4) {
                number = Integer.valueOf(value.substring(value.length() - 4), 10);
            } else {
                number = Integer.valueOf(value, 10);
            }
            number %= 1000;  // keep at least three digits

            if (number >= 100) {
                buffer.append(unitProcessor.getName(number / 100));
                buffer.append(SEPARATOR);
                buffer.append(SCALE.getName(EXPONENT));
            }

            String tensName = tensProcessor.getName(number % 100);

            if (!tensName.isEmpty() && (number >= 100)) {
                buffer.append(SEPARATOR);
            }
            buffer.append(tensName);

            return buffer.toString();
        }
    }

    static public class CompositeBigProcessor extends AbstractProcessor {

        private HundredProcessor hundredProcessor = new HundredProcessor();
        private AbstractProcessor lowProcessor;
        private int exponent;

        public CompositeBigProcessor(int exponent) {
            if (exponent <= 3) {
                lowProcessor = hundredProcessor;
            } else {
                lowProcessor = new CompositeBigProcessor(exponent - 3);
            }
            this.exponent = exponent;
        }

        public String getToken() {
            return SCALE.getName(getPartDivider());
        }

        protected AbstractProcessor getHighProcessor() {
            return hundredProcessor;
        }

        protected AbstractProcessor getLowProcessor() {
            return lowProcessor;
        }

        public int getPartDivider() {
            return exponent;
        }

        @Override
        public String getName(String value) {
            StringBuilder buffer = new StringBuilder();

            String high, low;
            if (value.length() < getPartDivider()) {
                high = "";
                low = value;
            } else {
                int index = value.length() - getPartDivider();
                high = value.substring(0, index);
                low = value.substring(index);
            }

            String highName = getHighProcessor().getName(high);
            String lowName = getLowProcessor().getName(low);

            if (!highName.isEmpty()) {
                buffer.append(highName);
                buffer.append(SEPARATOR);
                buffer.append(getToken());

                if (!lowName.isEmpty()) {
                    buffer.append(SEPARATOR);
                }
            }

            if (!lowName.isEmpty()) {
                buffer.append(lowName);
            }

            return buffer.toString();
        }
    }

    static public class DefaultProcessor extends AbstractProcessor {

        static private String MINUS = "minus";
        static private String UNION_AND = "and";

        static private String ZERO_TOKEN = "zero";

        private AbstractProcessor processor = new CompositeBigProcessor(63);

        @Override
        public String getName(String value) {
            boolean negative = false;
            if (value.startsWith("-")) {
                negative = true;
                value = value.substring(1);
            }

            int decimals = value.indexOf(".");
            String decimalValue = null;
            if (0 <= decimals) {
                decimalValue = value.substring(decimals + 1);
                value = value.substring(0, decimals);
            }

            String name = processor.getName(value);

            if (name.isEmpty()) {
                name = ZERO_TOKEN;
            } else if (negative) {
                name = MINUS.concat(SEPARATOR).concat(name); 
            }

            if (!(null == decimalValue || decimalValue.isEmpty())) {
                name = name.concat(SEPARATOR).concat(UNION_AND).concat(SEPARATOR)
                    .concat(processor.getName(decimalValue))
                    .concat(SEPARATOR).concat(SCALE.getName(-decimalValue.length()));
            }

            return name;
        }

    }

    static public AbstractProcessor processor;


    public static void main(String...args) {

        processor = new DefaultProcessor();

        long[] values = new long[] {
            0,
            4,
            10,
            12,
            100,
            108,
            299,
            1000,
            1003,
            2040,
            45213,
            100000,
            100005,
            100010,
            202020,
            202022,
            999999,
            1000000,
            1000001,
            10000000,
            10000007,
            99999999,
            Long.MAX_VALUE,
            Long.MIN_VALUE
        };

        String[] strValues = new String[] {
            "0001.2",
            "3.141592"
        };

        for (long val : values) {
            System.out.println(val + " = " + processor.getName(val) );
        }

        for (String strVal : strValues) {
            System.out.println(strVal + " = " + processor.getName(strVal) );
        }

        // generate a very big number...
        StringBuilder bigNumber = new StringBuilder();
        for (int d=0; d<66; d++) {
            bigNumber.append( (char) ((Math.random() * 10) + '0'));
        }
        bigNumber.append(".");
        for (int d=0; d<26; d++) {
            bigNumber.append( (char) ((Math.random() * 10) + '0'));
        }

        System.out.println(bigNumber.toString() + " = " + processor.getName(bigNumber.toString()));

    }

}

및 샘플 출력 (임의의 큰 숫자 생성 기용)

0 = zero
4 = four
10 = ten
12 = twelve
100 = one hundred
108 = one hundred eight
299 = two hundred ninety-nine
1000 = one thousand
1003 = one thousand three
2040 = two thousand fourty
45213 = fourty-five thousand two hundred thirteen
100000 = one hundred thousand
100005 = one hundred thousand five
100010 = one hundred thousand ten
202020 = two hundred two thousand twenty
202022 = two hundred two thousand twenty-two
999999 = nine hundred ninety-nine thousand nine hundred ninety-nine
1000000 = one million
1000001 = one million one
10000000 = ten million
10000007 = ten million seven
99999999 = ninety-nine million nine hundred ninety-nine thousand nine hundred ninety-nine
9223372036854775807 = nine quintillion two hundred twenty-three quadrillion three hundred seventy-two trillion thirty-six billion eight hundred fifty-four million seven hundred seventy-five thousand eight hundred seven
-9223372036854775808 = minus nine quintillion two hundred twenty-three quadrillion three hundred seventy-two trillion thirty-six billion eight hundred fifty-four million seven hundred seventy-five thousand eight hundred eight
0001.2 = one and two tenth
3.141592 = three and one hundred fourty-one thousand five hundred ninety-two millionth
694780458103427072928672912656674465845126458162617425283733729646.85695031739734695391404376 = six hundred ninety-four vigintillion seven hundred eighty novemdecillion four hundred fifty-eight octodecillion one hundred three septendecillion four hundred twenty-seven sexdecillion seventy-two quindecillion nine hundred twenty-eight quattuordecillion six hundred seventy-two tredecillion nine hundred twelve duodecillion six hundred fifty-six undecillion six hundred seventy-four decillion four hundred sixty-five nonillion eight hundred fourty-five octillion one hundred twenty-six septillion four hundred fifty-eight sextillion one hundred sixty-two quintillion six hundred seventeen quadrillion four hundred twenty-five trillion two hundred eighty-three billion seven hundred thirty-three million seven hundred twenty-nine thousand six hundred fourty-six and eighty-five septillion six hundred ninety-five sextillion thirty-one quintillion seven hundred thirty-nine quadrillion seven hundred thirty-four trillion six hundred ninety-five billion three hundred ninety-one million four hundred four thousand three hundred seventy-six hundred-septillionth

ICU4J 에는 훌륭한 숫자 철자 지원 기능이 있습니다. "규칙"이 포함 된 파일은 쉽게 편집 할 수 있으며 다른 언어를 추가해도 문제가 없습니다 (예 : 폴란드어 및 러시아어).


이 솔루션은에 대해서만 작동하기 때문에 최고가 아니라고 int생각하지만 초보자에게는 훌륭하다고 생각합니다.

public class NumberWordConverter {
    public static final String[] units = {
            "", "one", "two", "three", "four", "five", "six", "seven",
            "eight", "nine", "ten", "eleven", "twelve", "thirteen", "fourteen",
            "fifteen", "sixteen", "seventeen", "eighteen", "nineteen"
    };

    public static final String[] tens = {
            "",        // 0
            "",        // 1
            "twenty",  // 2
            "thirty",  // 3
            "forty",   // 4
            "fifty",   // 5
            "sixty",   // 6
            "seventy", // 7
            "eighty",  // 8
            "ninety"   // 9
    };

    public static String convert(final int n) {
        if (n < 0) {
            return "minus " + convert(-n);
        }

        if (n < 20) {
            return units[n];
        }

        if (n < 100) {
            return tens[n / 10] + ((n % 10 != 0) ? " " : "") + units[n % 10];
        }

        if (n < 1000) {
            return units[n / 100] + " hundred" + ((n % 100 != 0) ? " " : "") + convert(n % 100);
        }

        if (n < 1000000) {
            return convert(n / 1000) + " thousand" + ((n % 1000 != 0) ? " " : "") + convert(n % 1000);
        }

        if (n < 1000000000) {
            return convert(n / 1000000) + " million" + ((n % 1000000 != 0) ? " " : "") + convert(n % 1000000);
        }

        return convert(n / 1000000000) + " billion"  + ((n % 1000000000 != 0) ? " " : "") + convert(n % 1000000000);
    }

    public static void main(final String[] args) {
        final Random generator = new Random();

        int n;
        for (int i = 0; i < 20; i++) {
            n = generator.nextInt(Integer.MAX_VALUE);

            System.out.printf("%10d = '%s'%n", n, convert(n));
        }

        n = 1000;
        System.out.printf("%10d = '%s'%n", n, convert(n));

        n = 2000;
        System.out.printf("%10d = '%s'%n", n, convert(n));

        n = 10000;
        System.out.printf("%10d = '%s'%n", n, convert(n));

        n = 11000;
        System.out.printf("%10d = '%s'%n", n, convert(n));

        n = 999999999;
        System.out.printf("%10d = '%s'%n", n, convert(n));

        n = Integer.MAX_VALUE;
        System.out.printf("%10d = '%s'%n", n, convert(n));
    }
}

이 테스트 Integer.MAX_VALUE는 0, 10 등으로 인해 문제가있는 것으로 알려진 20 개 이상의 난수를 생성합니다 . 출력 :

   5599908 = 'five million five hundred ninety nine thousand nine hundred eight'
 192603486 = 'one hundred ninety two million six hundred three thousand four hundred eighty six'
1392431868 = 'one billion three hundred ninety two million four hundred thirty one thousand eight hundred sixty eight'
1023787010 = 'one billion twenty three million seven hundred eighty seven thousand ten'
1364396236 = 'one billion three hundred sixty four million three hundred ninety six thousand two hundred thirty six'
1511255671 = 'one billion five hundred eleven million two hundred fifty five thousand six hundred seventy one'
 225955221 = 'two hundred twenty five million nine hundred fifty five thousand two hundred twenty one'
1890141052 = 'one billion eight hundred ninety million one hundred forty one thousand fifty two'
 261839422 = 'two hundred sixty one million eight hundred thirty nine thousand four hundred twenty two'
 728428650 = 'seven hundred twenty eight million four hundred twenty eight thousand six hundred fifty'
 860607319 = 'eight hundred sixty million six hundred seven thousand three hundred nineteen'
 719753587 = 'seven hundred nineteen million seven hundred fifty three thousand five hundred eighty seven'
2063829124 = 'two billion sixty three million eight hundred twenty nine thousand one hundred twenty four'
1081010996 = 'one billion eighty one million ten thousand nine hundred ninety six'
 999215799 = 'nine hundred ninety nine million two hundred fifteen thousand seven hundred ninety nine'
2105226236 = 'two billion one hundred five million two hundred twenty six thousand two hundred thirty six'
1431882940 = 'one billion four hundred thirty one million eight hundred eighty two thousand nine hundred forty'
1991707241 = 'one billion nine hundred ninety one million seven hundred seven thousand two hundred forty one'
1088301563 = 'one billion eighty eight million three hundred one thousand five hundred sixty three'
 964601609 = 'nine hundred sixty four million six hundred one thousand six hundred nine'
      1000 = 'one thousand'
      2000 = 'two thousand'
     10000 = 'ten thousand'
     11000 = 'eleven thousand'
 999999999 = 'nine hundred ninety nine million nine hundred ninety nine thousand nine hundred ninety nine'
2147483647 = 'two billion one hundred forty seven million four hundred eighty three thousand six hundred forty seven'

그것이 도움이되기를 바랍니다 :)


/**

This Program will display the given number in words from 0 to 999999999

@author Manoj Kumar Dunna

Mail Id : manojdunna@gmail.com

**/  


import java.util.Scanner;

class NumberToString
{

    public enum hundreds {OneHundred, TwoHundred, ThreeHundred, FourHundred, FiveHundred, SixHundred, SevenHundred, EightHundred, NineHundred}
    public enum tens {Twenty, Thirty, Forty, Fifty, Sixty, Seventy, Eighty, Ninety}
    public enum ones {One, Two, Three, Four, Five, Six, Seven, Eight, Nine}
    public enum denom {Thousand, Lakhs, Crores}
    public enum splNums { Ten, Eleven, Twelve, Thirteen, Fourteen, Fifteen, Sixteen, Seventeen, Eighteen, Nineteen}
    public static String text = "";

    public static void main(String[] args) 
    {
        System.out.println("Enter Number to convert into words");
        Scanner sc = new Scanner(System.in);
        long num = sc.nextInt();
        int rem = 0;
        int i = 0;
        while(num > 0)
        {
            if(i == 0){
                rem = (int) (num % 1000);
                printText(rem);
                num = num / 1000;
                i++;
            }
            else if(num > 0)
            {
                rem = (int) (num % 100);
                if(rem > 0)
                    text = denom.values()[i - 1]+ " " + text;
                printText(rem);
                num = num / 100;
                i++;
            }
        }
        if(i > 0)
            System.out.println(text);
        else
            System.out.println("Zero");
    }

    public static void printText(int num)
    {
        if(!(num > 9 && num < 19))
        {
            if(num % 10 > 0)
                getOnes(num % 10);

            num = num / 10;
            if(num % 10 > 0)
                getTens(num % 10);

            num = num / 10;
            if(num > 0)
                getHundreds(num);
        }
        else
        {
            getSplNums(num % 10);
        }
    }

    public static void getSplNums(int num)
    {
        text = splNums.values()[num]+ " " + text;
    }

    public static void getHundreds(int num)
    {
        text = hundreds.values()[num - 1]+ " " + text;
    }

    public static void getTens(int num)
    {
        text = tens.values()[num - 2]+ " " + text;
    }

    public static void getOnes(int num)
    {
        text = ones.values()[num - 1]+ " " + text;
    }
}

Tradukisto보십시오 . 내가 작성한 Java 라이브러리로 작업을 수행합니다.


package it.tommasoresti.facebook;

class NumbersToWords {

    private static final String ZERO = "zero";
    private static String[] oneToNine = {
            "one", "two", "three", "four", "five", "six", "seven", "height", "nine"
    };

    private static String[] tenToNinteen = {
            "ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen"
    };

    private static String[] dozens = {
            "ten", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety"
    };

    public static String solution(int number) {
        if(number == 0)
            return ZERO;

        return generate(number).trim();
    }

    public static String generate(int number) {
        if(number >= 1000000000) {
            return generate(number / 1000000000) + " billion " + generate(number % 1000000000);
        }
        else if(number >= 1000000) {
            return generate(number / 1000000) + " million " + generate(number % 1000000);
        }
        else if(number >= 1000) {
            return generate(number / 1000) + " thousand " + generate(number % 1000);
        }
        else if(number >= 100) {
            return generate(number / 100) + " hundred " + generate(number % 100);
        }

        return generate1To99(number);
    }

    private static String generate1To99(int number) {
        if (number == 0)
            return "";

        if (number <= 9)
            return oneToNine[number - 1];
        else if (number <= 19)
            return tenToNinteen[number % 10];
        else {
            return dozens[number / 10 - 1] + " " + generate1To99(number % 10);
        }
    }
}

테스트

@Test
public void given_a_complex_number() throws Exception {
    assertThat(solution(1234567890),
        is("one billion two hundred thirty four million five hundred sixty seven thousand height hundred ninety"));
}

이 게시물에서 나는 방금 Yanick Rochon의 코드를 업데이트했습니다 . 나는 Java 1.6의 낮은 버전에서 작동 가능하게 만들고 1.00 = 1 및 100 의 출력을 얻었습니다 . 그래서 코드를 업데이트했습니다. 새로운 나는 1.00 = 1과 0 백분 의 출력을 얻습니다 .

어떻게해야합니까? 새 답변을 추가하거나 해당 게시물을 수정하십시오. 답변의 순위가 높으므로 코드를 업데이트하여 새 게시물을 만들었습니다. 위에서 언급 한 두 가지 사항을 변경했습니다.

/**
 * This class will convert numeric values into an english representation
 * 
 * For units, see : http://www.jimloy.com/math/billion.htm
 * 
 * @author yanick.rochon@gmail.com
 */
public class NumberToWords {

    static public class ScaleUnit {
        private int exponent;
        private String[] names;

        private ScaleUnit(int exponent, String... names) {
            this.exponent = exponent;
            this.names = names;
        }

        public int getExponent() {
            return exponent;
        }

        public String getName(int index) {
            return names[index];
        }
    }

    /**
     * See http://www.wordiq.com/definition/Names_of_large_numbers
     */
    static private ScaleUnit[] SCALE_UNITS = new ScaleUnit[] {
            new ScaleUnit(63, "vigintillion", "decilliard"),
            new ScaleUnit(60, "novemdecillion", "decillion"),
            new ScaleUnit(57, "octodecillion", "nonilliard"),
            new ScaleUnit(54, "septendecillion", "nonillion"),
            new ScaleUnit(51, "sexdecillion", "octilliard"),
            new ScaleUnit(48, "quindecillion", "octillion"),
            new ScaleUnit(45, "quattuordecillion", "septilliard"),
            new ScaleUnit(42, "tredecillion", "septillion"),
            new ScaleUnit(39, "duodecillion", "sextilliard"),
            new ScaleUnit(36, "undecillion", "sextillion"),
            new ScaleUnit(33, "decillion", "quintilliard"),
            new ScaleUnit(30, "nonillion", "quintillion"),
            new ScaleUnit(27, "octillion", "quadrilliard"),
            new ScaleUnit(24, "septillion", "quadrillion"),
            new ScaleUnit(21, "sextillion", "trilliard"),
            new ScaleUnit(18, "quintillion", "trillion"),
            new ScaleUnit(15, "quadrillion", "billiard"),
            new ScaleUnit(12, "trillion", "billion"),
            new ScaleUnit(9, "billion", "milliard"),
            new ScaleUnit(6, "million", "million"),
            new ScaleUnit(3, "thousand", "thousand"),
            new ScaleUnit(2, "hundred", "hundred"),
            // new ScaleUnit(1, "ten", "ten"),
            // new ScaleUnit(0, "one", "one"),
            new ScaleUnit(-1, "tenth", "tenth"), new ScaleUnit(-2, "hundredth", "hundredth"),
            new ScaleUnit(-3, "thousandth", "thousandth"),
            new ScaleUnit(-4, "ten-thousandth", "ten-thousandth"),
            new ScaleUnit(-5, "hundred-thousandth", "hundred-thousandth"),
            new ScaleUnit(-6, "millionth", "millionth"),
            new ScaleUnit(-7, "ten-millionth", "ten-millionth"),
            new ScaleUnit(-8, "hundred-millionth", "hundred-millionth"),
            new ScaleUnit(-9, "billionth", "milliardth"),
            new ScaleUnit(-10, "ten-billionth", "ten-milliardth"),
            new ScaleUnit(-11, "hundred-billionth", "hundred-milliardth"),
            new ScaleUnit(-12, "trillionth", "billionth"),
            new ScaleUnit(-13, "ten-trillionth", "ten-billionth"),
            new ScaleUnit(-14, "hundred-trillionth", "hundred-billionth"),
            new ScaleUnit(-15, "quadrillionth", "billiardth"),
            new ScaleUnit(-16, "ten-quadrillionth", "ten-billiardth"),
            new ScaleUnit(-17, "hundred-quadrillionth", "hundred-billiardth"),
            new ScaleUnit(-18, "quintillionth", "trillionth"),
            new ScaleUnit(-19, "ten-quintillionth", "ten-trillionth"),
            new ScaleUnit(-20, "hundred-quintillionth", "hundred-trillionth"),
            new ScaleUnit(-21, "sextillionth", "trilliardth"),
            new ScaleUnit(-22, "ten-sextillionth", "ten-trilliardth"),
            new ScaleUnit(-23, "hundred-sextillionth", "hundred-trilliardth"),
            new ScaleUnit(-24, "septillionth", "quadrillionth"),
            new ScaleUnit(-25, "ten-septillionth", "ten-quadrillionth"),
            new ScaleUnit(-26, "hundred-septillionth", "hundred-quadrillionth"), };

    static public enum Scale {
        SHORT, LONG;

        public String getName(int exponent) {
            for (ScaleUnit unit : SCALE_UNITS) {
                if (unit.getExponent() == exponent) {
                    return unit.getName(this.ordinal());
                }
            }
            return "";
        }
    }

    /**
     * Change this scale to support American and modern British value (short scale) or Traditional
     * British value (long scale)
     */
    static public Scale SCALE = Scale.SHORT;

    static abstract public class AbstractProcessor {

        static protected final String SEPARATOR = " ";
        static protected final int NO_VALUE = -1;

        protected List<Integer> getDigits(long value) {
            ArrayList<Integer> digits = new ArrayList<Integer>();
            if (value == 0) {
                digits.add(0);
            } else {
                while (value > 0) {
                    digits.add(0, (int) value % 10);
                    value /= 10;
                }
            }
            return digits;
        }

        public String getName(long value) {
            return getName(Long.toString(value));
        }

        public String getName(double value) {
            return getName(Double.toString(value));
        }

        abstract public String getName(String value);
    }

    static public class UnitProcessor extends AbstractProcessor {

        static private final String[] TOKENS = new String[] { "one", "two", "three", "four",
                "five", "six", "seven", "eight", "nine", "ten", "eleven", "twelve", "thirteen",
                "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen" };

        @Override
        public String getName(String value) {
            StringBuilder buffer = new StringBuilder();

            int offset = NO_VALUE;
            int number;
            if (value.length() > 3) {
                number = Integer.valueOf(value.substring(value.length() - 3), 10);
            } else {
                number = Integer.valueOf(value, 10);
            }
            number %= 100;
            if (number < 10) {
                offset = (number % 10) - 1;
                // number /= 10;
            } else if (number < 20) {
                offset = (number % 20) - 1;
                // number /= 100;
            }

            if (offset != NO_VALUE && offset < TOKENS.length) {
                buffer.append(TOKENS[offset]);
            }

            return buffer.toString();
        }

    }

    static public class TensProcessor extends AbstractProcessor {

        static private final String[] TOKENS = new String[] { "twenty", "thirty", "fourty",
                "fifty", "sixty", "seventy", "eighty", "ninety" };

        static private final String UNION_SEPARATOR = "-";

        private UnitProcessor unitProcessor = new UnitProcessor();

        @Override
        public String getName(String value) {
            StringBuilder buffer = new StringBuilder();
            boolean tensFound = false;

            int number;
            if (value.length() > 3) {
                number = Integer.valueOf(value.substring(value.length() - 3), 10);
            } else {
                number = Integer.valueOf(value, 10);
            }
            number %= 100; // keep only two digits
            if (number >= 20) {
                buffer.append(TOKENS[(number / 10) - 2]);
                number %= 10;
                tensFound = true;
            } else {
                number %= 20;
            }

            if (number != 0) {
                if (tensFound) {
                    buffer.append(UNION_SEPARATOR);
                }
                buffer.append(unitProcessor.getName(number));
            }

            return buffer.toString();
        }
    }

    static public class HundredProcessor extends AbstractProcessor {

        private int EXPONENT = 2;

        private UnitProcessor unitProcessor = new UnitProcessor();
        private TensProcessor tensProcessor = new TensProcessor();

        @Override
        public String getName(String value) {
            StringBuilder buffer = new StringBuilder();

            int number;
            if ("".equals(value)) {
                number = 0;
            } else if (value.length() > 4) {
                number = Integer.valueOf(value.substring(value.length() - 4), 10);
            } else {
                number = Integer.valueOf(value, 10);
            }
            number %= 1000; // keep at least three digits

            if (number >= 100) {
                buffer.append(unitProcessor.getName(number / 100));
                buffer.append(SEPARATOR);
                buffer.append(SCALE.getName(EXPONENT));
            }

            String tensName = tensProcessor.getName(number % 100);

            if (!"".equals(tensName) && (number >= 100)) {
                buffer.append(SEPARATOR);
            }
            buffer.append(tensName);

            return buffer.toString();
        }
    }

    static public class CompositeBigProcessor extends AbstractProcessor {

        private HundredProcessor hundredProcessor = new HundredProcessor();
        private AbstractProcessor lowProcessor;
        private int exponent;

        public CompositeBigProcessor(int exponent) {
            if (exponent <= 3) {
                lowProcessor = hundredProcessor;
            } else {
                lowProcessor = new CompositeBigProcessor(exponent - 3);
            }
            this.exponent = exponent;
        }

        public String getToken() {
            return SCALE.getName(getPartDivider());
        }

        protected AbstractProcessor getHighProcessor() {
            return hundredProcessor;
        }

        protected AbstractProcessor getLowProcessor() {
            return lowProcessor;
        }

        public int getPartDivider() {
            return exponent;
        }

        @Override
        public String getName(String value) {
            StringBuilder buffer = new StringBuilder();

            String high, low;
            if (value.length() < getPartDivider()) {
                high = "";
                low = value;
            } else {
                int index = value.length() - getPartDivider();
                high = value.substring(0, index);
                low = value.substring(index);
            }

            String highName = getHighProcessor().getName(high);
            String lowName = getLowProcessor().getName(low);

            if (!"".equals(highName)) {
                buffer.append(highName);
                buffer.append(SEPARATOR);
                buffer.append(getToken());

                if (!"".equals(lowName)) {
                    buffer.append(SEPARATOR);
                }
            }

            if (!"".equals(lowName)) {
                buffer.append(lowName);
            }

            return buffer.toString();
        }
    }

    static public class DefaultProcessor extends AbstractProcessor {

        static private String MINUS = "minus";
        static private String UNION_AND = "and";

        static private String ZERO_TOKEN = "zero";

        private AbstractProcessor processor = new CompositeBigProcessor(63);

        @Override
        public String getName(String value) {
            boolean negative = false;
            if (value.startsWith("-")) {
                negative = true;
                value = value.substring(1);
            }

            int decimals = value.indexOf(".");
            String decimalValue = null;
            if (0 <= decimals) {
                decimalValue = value.substring(decimals + 1);
                value = value.substring(0, decimals);
            }

            String name = processor.getName(value);

            if ("".equals(name)) {
                name = ZERO_TOKEN;
            } else if (negative) {
                name = MINUS.concat(SEPARATOR).concat(name);
            }

            if (!(null == decimalValue || "".equals(decimalValue))) {

                String zeroDecimalValue = "";
                for (int i = 0; i < decimalValue.length(); i++) {
                    zeroDecimalValue = zeroDecimalValue + "0";
                }
                if (decimalValue.equals(zeroDecimalValue)) {
                    name = name.concat(SEPARATOR).concat(UNION_AND).concat(SEPARATOR).concat(
                            "zero").concat(SEPARATOR).concat(
                            SCALE.getName(-decimalValue.length()));
                } else {
                    name = name.concat(SEPARATOR).concat(UNION_AND).concat(SEPARATOR).concat(
                            processor.getName(decimalValue)).concat(SEPARATOR).concat(
                            SCALE.getName(-decimalValue.length()));
                }

            }

            return name;
        }

    }

    static public AbstractProcessor processor;

    public static void main(String... args) {

        processor = new DefaultProcessor();

        long[] values = new long[] { 0, 4, 10, 12, 100, 108, 299, 1000, 1003, 2040, 45213, 100000,
                100005, 100010, 202020, 202022, 999999, 1000000, 1000001, 10000000, 10000007,
                99999999, Long.MAX_VALUE, Long.MIN_VALUE };

        String[] strValues = new String[] { "0", "1.30", "0001.00", "3.141592" };

        for (long val : values) {
            System.out.println(val + " = " + processor.getName(val));
        }

        for (String strVal : strValues) {
            System.out.println(strVal + " = " + processor.getName(strVal));
        }

        // generate a very big number...
        StringBuilder bigNumber = new StringBuilder();
        for (int d = 0; d < 66; d++) {
            bigNumber.append((char) ((Math.random() * 10) + '0'));
        }
        bigNumber.append(".");
        for (int d = 0; d < 26; d++) {
            bigNumber.append((char) ((Math.random() * 10) + '0'));
        }
        System.out.println(bigNumber.toString() + " = " + processor.getName(bigNumber.toString()));
    }
}

출력은

0 = zero
4 = four
10 = ten
12 = twelve
100 = one hundred
108 = one hundred eight
299 = two hundred ninety-nine
1000 = one thousand
1003 = one thousand three
2040 = two thousand fourty
45213 = fourty-five thousand two hundred thirteen
100000 = one hundred thousand
100005 = one hundred thousand five
100010 = one hundred thousand ten
202020 = two hundred two thousand twenty
202022 = two hundred two thousand twenty-two
999999 = nine hundred ninety-nine thousand nine hundred ninety-nine
1000000 = one million
1000001 = one million one
10000000 = ten million
10000007 = ten million seven
99999999 = ninety-nine million nine hundred ninety-nine thousand nine hundred ninety-nine
9223372036854775807 = nine quintillion two hundred twenty-three quadrillion three hundred seventy-two trillion thirty-six billion eight hundred fifty-four million seven hundred seventy-five thousand eight hundred seven
-9223372036854775808 = minus nine quintillion two hundred twenty-three quadrillion three hundred seventy-two trillion thirty-six billion eight hundred fifty-four million seven hundred seventy-five thousand eight hundred eight
0.0 = zero and zero tenth
1.30 = one and thirty hundredth
0001.00 = one and zero hundredth
3.141592 = three and one hundred fourty-one thousand five hundred ninety-two millionth
354064188376576616844741830273568537829518115677552666352927559274.76892492652888527014418647 = three hundred fifty-four vigintillion sixty-four novemdecillion one hundred eighty-eight octodecillion three hundred seventy-six septendecillion five hundred seventy-six sexdecillion six hundred sixteen quindecillion eight hundred fourty-four quattuordecillion seven hundred fourty-one tredecillion eight hundred thirty duodecillion two hundred seventy-three undecillion five hundred sixty-eight decillion five hundred thirty-seven nonillion eight hundred twenty-nine octillion five hundred eighteen septillion one hundred fifteen sextillion six hundred seventy-seven quintillion five hundred fifty-two quadrillion six hundred sixty-six trillion three hundred fifty-two billion nine hundred twenty-seven million five hundred fifty-nine thousand two hundred seventy-four and seventy-six septillion eight hundred ninety-two sextillion four hundred ninety-two quintillion six hundred fifty-two quadrillion eight hundred eighty-eight trillion five hundred twenty-seven billion fourteen million four hundred eighteen thousand six hundred fourty-seven hundred-septillionth

나는 이것이 당신에게 도움이 될 것이라고 생각합니다 ... 프로그램은 매우 간단하고 잘 작동합니다.

import java.util.*;

public class NumberToWord

{
    public void pw(int n, String ch)
    {
        String one[] = {

        " ", " one", " two", " three", " four", " five", " six", " seven",
                " eight", " Nine", " ten", " eleven", " twelve", " thirteen",
                " fourteen", "fifteen", " sixteen", " seventeen", " eighteen",
                " nineteen" };
        String ten[] = { " ", " ", " twenty", " thirty", " forty", " fifty",
                " sixty", "seventy", " eighty", " ninety" };
        if (n > 19) {
            System.out.print(ten[n / 10] + " " + one[n % 10]);
        } else {
            System.out.print(one[n]);
        }
        if (n > 0)
            System.out.print(ch);

    }
    public static void main(String[] args)

    {
        int n = 0;
        Scanner s = new Scanner(System.in);
        System.out.print("Enter an integer number: ");
        n = s.nextInt();
        if (n <= 0)
            System.out.print("Enter numbers greater than 0");
        else
        {
            NumberToWord a = new NumberToWord();
            System.out.print("After conversion number in words is :");
            a.pw((n / 1000000000), " Hundred");
            a.pw((n / 10000000) % 100, " crore");
            a.pw(((n / 100000) % 100), " lakh");
            a.pw(((n / 1000) % 100), " thousand");
            a.pw(((n / 100) % 10), " hundred");
            a.pw((n % 100), " ");
        }
    }
}

RuleBasedNumberFormat을 사용할 수 있습니다. 예를 들어 결과는 당신에게 줄 것이다Ninety

ULocale locale = new ULocale(Locale.US);  //us english
Double d = Double.parseDouble(90);
NumberFormat formatter = new RuleBasedNumberFormat(locale, RuleBasedNumberFormat.SPELLOUT);
String result = formatter.format(d);

광범위한 언어를 지원합니다.


/* this program will display number in words
for eg. if you enter 101,it will show "ONE HUNDRED AND ONE"*/

import java.util.*;

public class NumToWords {
  String string;
  String st1[] = { "", "one", "two", "three", "four", "five", "six", "seven",
                   "eight", "nine", };
  String st2[] = { "hundred", "thousand", "lakh", "crore" };
  String st3[] = { "ten", "eleven", "twelve", "thirteen", "fourteen",
                   "fifteen", "sixteen", "seventeen", "eighteen", "ninteen", };
  String st4[] = { "twenty", "thirty", "fourty", "fifty", "sixty", "seventy",
                   "eighty", "ninety" };

  public String convert(int number) {
    int n = 1;
    int word;
    string = "";
    while (number != 0) {
      switch (n) {
        case 1:
          word = number % 100;
          pass(word);
          if (number > 100 && number % 100 != 0) {
            show("and ");
            //System.out.print("ankit");
          }
          number /= 100;
          break;
        case 2:
          word = number % 10;
          if (word != 0) {
            show(" ");
            show(st2[0]);
            show(" ");
            pass(word);
          }
          number /= 10;
          break;
        case 3:
          word = number % 100;
          if (word != 0) {
            show(" ");
            show(st2[1]);
            show(" ");
            pass(word);
          }
          number /= 100;
          break;
        case 4:
          word = number % 100;
          if (word != 0) {
            show(" ");
            show(st2[2]);
            show(" ");
            pass(word);
          }
          number /= 100;
          break;
        case 5:
          word = number % 100;
          if (word != 0) {
            show(" ");
            show(st2[3]);
            show(" ");
            pass(word);
          }
          number /= 100;
          break;
        }
        n++;
      }
      return string;
    }

  public void pass(int number) {
    int word, q;
    if (number < 10) {
      show(st1[number]);
    }
    if (number > 9 && number < 20) {
      show(st3[number - 10]);
    }
    if (number > 19) {
      word = number % 10;
      if (word == 0) {
        q = number / 10;
        show(st4[q - 2]);
      } else {
        q = number / 10;
        show(st1[word]);
        show(" ");
        show(st4[q - 2]);
      }
    }
  }

  public void show(String s) {
    String st;
    st = string;
    string = s;
    string += st;
  }

  public static void main(String[] args) {
    NumToWords w = new NumToWords();
    Scanner input = new Scanner(System.in);
    System.out.print("Enter Number: ");
    int num = input.nextInt();
    String inwords = w.convert(num);
    System.out.println(inwords);
  }
}

이것은 또 다른 방법입니다 ... (범위가 제한됨)

public static String numToWord(Integer i) {

 final  String[] units = { "Zero", "One", "Two", "Three",
        "Four", "Five", "Six", "Seven", "Eight", "Nine", "Ten", "Eleven",
        "Twelve", "Thirteen", "Fourteen", "Fifteen", "Sixteen",
        "Seventeen", "Eighteen", "Nineteen" };
 final  String[] tens = { "", "", "Twenty", "Thirty", "Forty",
        "Fifty", "Sixty", "Seventy", "Eighty", "Ninety" };
    if (i < 20)
        return units[i];
    if (i < 100)
        return tens[i / 10] + ((i % 10 > 0) ? " " + numToWord(i % 10) : "");
    if (i < 1000)
        return units[i / 100] + " Hundred"
                + ((i % 100 > 0) ? " and " + numToWord(i % 100) : "");
    if (i < 1000000)
        return numToWord(i / 1000) + " Thousand "
                + ((i % 1000 > 0) ? " " + numToWord(i % 1000) : "");
    return numToWord(i / 1000000) + " Million "
            + ((i % 1000000 > 0) ? " " + numToWord(i % 1000000) : "");
}

import java.util.*;

public class NumberToWord {
    public void numberToword(int n, String ch) {
        String one[] = {" ", " one", " two", " three", " four", " five", " six", " seven", " eight", " Nine", " ten", " eleven", " twelve", " thirteen", " fourteen", "fifteen", " sixteen", " seventeen", " eighteen", " nineteen"
        };
        String ten[] = {" ", " ", " twenty", " thirty", " forty", " fifty", " sixty", "seventy", " eighty", " ninety"};
        if (n > 19) {
            System.out.print(ten[n / 10] + " " + one[n % 10]);
        } else {
            System.out.print(one[n]);
        }
        if (n > 0) {
            System.out.print(ch);
        }
    }
    public static void main(String[] args) {
        int n = 0;
        Scanner s = new Scanner(System.in);
        System.out.print("Enter an integer number: ");
        n = s.nextInt();
        if (n <= 0) {
            System.out.print("Enter numbers greater than 0");
        } else {
            NumberToWord a = new NumberToWord();
            System.out.print("After conversion number in words is :");
            a.numberToword((n / 1000000000), " Hundred");
            a.numberToword((n / 10000000) % 100, " crore");
            a.numberToword(((n / 100000) % 100), " lakh");
            a.numberToword(((n / 1000) % 100), " thousand");
            a.numberToword(((n / 100) % 10), " hundred");
            a.numberToword((n % 100), " ");
        }
    }
}

이것은 도움이 될 수 있습니다

public String numberToWords(long number) {
    if (number == 0) {
        return "zero";
    }
    if (number < 0) {
        return "minus " + numberToWords(Math.abs(number));
    }
    String words = "";
    if ((number / 10000000) > 0) {
        words += numberToWords(number / 10000000) + " Crore ";
        number %= 10000000;
    }
    if ((number / 100000) > 0) {
        words += numberToWords(number / 100000) + " Lakh ";
        number %= 100000;
    }
    if ((number / 1000) > 0) {
        words += numberToWords(number / 1000) + " Thousand ";
        number %= 1000;
    }
    if ((number / 100) > 0) {
        words += numberToWords(number / 100) + " Hundred ";
        number %= 100;
    }
    if (number > 0) {
        if (!words.equals("")) {
            words += "and ";
        }
        if (number < 20) {
            words += number;
        } else {
            words += (number);
            if ((number % 10) > 0) {
                words += "-" + (number % 10);
            }
        }
    }
    return words;
}

더 이상 필요하지 않을 수도 있지만 최근 에이 작업을 수행하기 위해 Java 클래스를 작성했습니다. Yanick Rochon도 비슷한 일을했습니다. 최대 999 Novemdecillion (999 * 10 ^ 60)까지 숫자를 변환합니다. Novemdecillion 이후에 무엇이 올지 알면 더 많은 일을 할 수 있지만, 불필요하다고 생각합니다. 숫자를 문자열로 센트 단위로 먹이십시오. 출력도 문법적으로 정확합니다.

다음은 Bitbucket Repo에 대한 링크입니다


똑같은 대답 (Jigar Joshi), 그러나 지금은 스페인어입니다. 실수를 발견하면 자유롭게 변경하십시오. 프랑스어보다 쉽지만, 그에 기반을두고 있습니다 ....

스페인의:

import java.text.*;

class SpanishNumberToWords {
  private static final String[] tensNames = {
    "",
    "",
    "veinte",
    "treinta",
    "cuarenta",
    "cincuenta",
    "sesenta",
    "setenta",
    "ochenta",
    "noventa"
  };

  private static final String[] unitNames1 = {
    "",
    "un",
    "dos",
    "tres",
    "cuatro",
    "cinco",
    "seis",
    "siete",
    "ocho",
    "nueve",
    "diez",
    "once",
    "doce",
    "trece",
    "catorce",
    "quince",
    "dieciseis",
    "diecisiete",
    "dieciocho",
    "diecinueve",
    "veinte",
    "veintiun",
    "veintidos",
    "veintitres",
    "veinticuatro",
    "veinticinco",
    "veintiseis",
    "veintisiete",
    "veintiocho",
    "veintinueve",
  };

  private static final String[] unitNames2 = {
    "",
    "",
    "dosc",
    "tresc",
    "cuatroc",
    "quin",
    "seisc",
    "setec",
    "ochoc",
    "novec",
    "diez"
  };

  private SpanishNumberToWords() {}

  private static String convertZeroToHundred(int number) {

    int theTens = number / 10;
    int theUnit = number % 10;
    String result = "";

    // separator
    String theSeparator = "";
    if (theTens > 1) {
        theSeparator = " y ";
    }
    // particular cases
    switch (theUnit) {
    case 0:
        theSeparator = "";
      break;
    default:
    }

    // tens in letters
    switch (theTens) {
    case 0:
        result = unitNames1[theUnit];
      break;
    case 1: case 2:
        result =  unitNames1[theTens*10+theUnit];
        break;
    default :
        result = tensNames[theTens]
                              + theSeparator + unitNames1[theUnit];
    }
    return result;
  }

  private static String convertLessThanOneThousand(int number) {

    int theHundreds = number / 100;
    int leReste = number % 100;
    String sReste = convertZeroToHundred(leReste);

    String result;
    switch (theHundreds) {
    case 0:
        result = sReste;
      break;
    case 1 :
      if (leReste > 0) {
          result = "ciento " + sReste;
      }
      else {
          result = "cien";
      }
      break;
    default :
      if (leReste > 0) {
          result = unitNames2[theHundreds] + "ientos " + sReste;
      }
      else {
          result = unitNames2[theHundreds] + "ientos";
      }
    }
    return result;
  }

  public static String convert(long number) {
    // 0 à 999 999 999 999
    if (number == 0) { return "cero"; }

    String snumber = Long.toString(number);

    // pad des "0"
    String mask = "000000000000";
    DecimalFormat df = new DecimalFormat(mask);
    snumber = df.format(number);

    // XXXnnnnnnnnn
    int theMilliards = Integer.parseInt(snumber.substring(0,3));
    // nnnXXXnnnnnn
    int theMillions  = Integer.parseInt(snumber.substring(3,6));
    // nnnnnnXXXnnn
    int theCentMiles = Integer.parseInt(snumber.substring(6,9));
    // nnnnnnnnnXXX
    int lesMille = Integer.parseInt(snumber.substring(9,12));

    String tradMilliards;
    switch (theMilliards) {
    case 0:
      tradMilliards = "";
      break;
    case 1 :
      tradMilliards = convertLessThanOneThousand(theMilliards)
         + " mil millones ";
      break;
    default :
      tradMilliards = convertLessThanOneThousand(theMilliards)
         + " mil millones ";
    }
    String resultat =  tradMilliards;

    String tradMillions;
    switch (theMillions) {
    case 0:
      tradMillions = "";
      break;
    case 1 :
      tradMillions = convertLessThanOneThousand(theMillions)
         + " millon ";
      break;
    default :
      tradMillions = convertLessThanOneThousand(theMillions)
         + " millones ";
    }
    resultat =  resultat + tradMillions;

    String tradCentMille;
    switch (theCentMiles) {
    case 0:
      tradCentMille = "";
      break;
    case 1 :
      tradCentMille = "mil ";
      break;
    default :
      tradCentMille = convertLessThanOneThousand(theCentMiles)
         + " mil ";
    }
    resultat =  resultat + tradCentMille;

    String tradMille;
    tradMille = convertLessThanOneThousand(lesMille);
    resultat =  resultat + tradMille;

    return resultat;
  }

  public static void main(String[] args) {
    System.out.println("*** " + SpanishNumberToWords.convert(0));
    System.out.println("*** " + SpanishNumberToWords.convert(1));
    System.out.println("*** " + SpanishNumberToWords.convert(2));
    System.out.println("*** " + SpanishNumberToWords.convert(3));
    System.out.println("*** " + SpanishNumberToWords.convert(4));
    System.out.println("*** " + SpanishNumberToWords.convert(5));
    System.out.println("*** " + SpanishNumberToWords.convert(7));
    System.out.println("*** " + SpanishNumberToWords.convert(12));
    System.out.println("*** " + SpanishNumberToWords.convert(16));
    System.out.println("*** " + SpanishNumberToWords.convert(19));
    System.out.println("*** " + SpanishNumberToWords.convert(21));
    System.out.println("*** " + SpanishNumberToWords.convert(24));
    System.out.println("*** " + SpanishNumberToWords.convert(28));
    System.out.println("*** " + SpanishNumberToWords.convert(29));
    System.out.println("*** " + SpanishNumberToWords.convert(30));
    System.out.println("*** " + SpanishNumberToWords.convert(31));
    System.out.println("*** " + SpanishNumberToWords.convert(42));
    System.out.println("*** " + SpanishNumberToWords.convert(71));
    System.out.println("*** " + SpanishNumberToWords.convert(72));
    System.out.println("*** " + SpanishNumberToWords.convert(80));
    System.out.println("*** " + SpanishNumberToWords.convert(81));
    System.out.println("*** " + SpanishNumberToWords.convert(89));
    System.out.println("*** " + SpanishNumberToWords.convert(90));
    System.out.println("*** " + SpanishNumberToWords.convert(91));
    System.out.println("*** " + SpanishNumberToWords.convert(97));
    System.out.println("*** " + SpanishNumberToWords.convert(100));
    System.out.println("*** " + SpanishNumberToWords.convert(101));
    System.out.println("*** " + SpanishNumberToWords.convert(110));
    System.out.println("*** " + SpanishNumberToWords.convert(120));
    System.out.println("*** " + SpanishNumberToWords.convert(200));
    System.out.println("*** " + SpanishNumberToWords.convert(201));
    System.out.println("*** " + SpanishNumberToWords.convert(232));
    System.out.println("*** " + SpanishNumberToWords.convert(999));
    System.out.println("*** " + SpanishNumberToWords.convert(521));
    System.out.println("*** " + SpanishNumberToWords.convert(912));
    System.out.println("*** " + SpanishNumberToWords.convert(999));
    System.out.println("*** " + SpanishNumberToWords.convert(1000));
    System.out.println("*** " + SpanishNumberToWords.convert(1001));
    System.out.println("*** " + SpanishNumberToWords.convert(10000));
    System.out.println("*** " + SpanishNumberToWords.convert(10001));
    System.out.println("*** " + SpanishNumberToWords.convert(100000));
    System.out.println("*** " + SpanishNumberToWords.convert(267578));
    System.out.println("*** " + SpanishNumberToWords.convert(3000000000L));
    System.out.println("*** " + SpanishNumberToWords.convert(2147483647));
    /*
     *** OUTPUT
        *** cero
        *** un
        *** dos
        *** tres
        *** cuatro
        *** cinco
        *** siete
        *** doce
        *** dieciseis
        *** diecinueve
        *** veintiun
        *** veinticuatro
        *** veintiocho
        *** veintinueve
        *** treinta
        *** treinta y un
        *** cuarenta y dos
        *** setenta y un
        *** setenta y dos
        *** ochenta
        *** ochenta y un
        *** ochenta y nueve
        *** noventa
        *** noventa y un
        *** noventa y siete
        *** cien
        *** ciento un
        *** ciento diez
        *** ciento veinte
        *** doscientos
        *** doscientos un
        *** doscientos treinta y dos
        *** novecientos noventa y nueve
        *** quinientos veintiun
        *** novecientos doce
        *** novecientos noventa y nueve
        *** mil 
        *** mil un
        *** diez mil 
        *** diez mil un
        *** cien mil 
        *** doscientos sesenta y siete mil quinientos setenta y ocho
        *** tres mil millones 
        *** dos mil millones ciento cuarenta y siete millones cuatrocientos ochenta y tres mil seiscientos cuarenta y siete
     */
  }

class NumberToWord {
    private static Map<Integer, String> numbers = new HashMap<Integer, String>();
    private static Set<Integer> numberSet = new TreeSet<Integer>(new Comparator<Integer>() {
        public int compare(Integer o1, Integer o2) {
            return o2 - o1;
        }
    });

    static {
        init();
        numberSet.addAll(numbers.keySet());
    }

    public static void main(String[] args) {
        System.out.println(getNumberInWord(1898765));
    }

    /*
     * convert positive numbers in word format number > 0 only
     */
    static String getNumberInWord(int number) {
        StringBuilder word = new StringBuilder();
        for (Integer n : numberSet) {
            if (number > 0 && number >= n) {
                int div = number / n;
                String strNum = numbers.get(div);
                if (strNum == null) {
                    word.append(getNumberInWord(div));
                }
                // for less than 100, we don't need to say 1
                if (strNum != null && (div > 1 || n > 100))
                    word.append(strNum + " ");

                word.append(numbers.get(n) + " ");
                number = number % n;
            }
        }
        return word.toString();
    }

    static void init() {
        numbers.put(0, "Zero");
        numbers.put(1, "One");
        numbers.put(2, "Two");
        numbers.put(3, "Three");
        numbers.put(4, "Four");
        numbers.put(5, "Five");
        numbers.put(6, "Six");
        numbers.put(7, "Seven");
        numbers.put(8, "Eight");
        numbers.put(9, "Nine");
        numbers.put(10, "Ten");
        numbers.put(11, "Eleven");
        numbers.put(12, "Twelve");
        numbers.put(13, "Thirteen");
        numbers.put(14, "Fourteen");
        numbers.put(15, "Fifteen");
        numbers.put(16, "Sixteen");
        numbers.put(17, "Seventeen");
        numbers.put(18, "Eighteeen");
        numbers.put(19, "Nineteen");
        numbers.put(20, "Twenty");
        numbers.put(30, "Thirty");
        numbers.put(40, "Forty");
        numbers.put(50, "Fifty");
        numbers.put(60, "Sixty");
        numbers.put(70, "Seventy");
        numbers.put(80, "Eighty");
        numbers.put(90, "Ninty");
        numbers.put(100, "Hundred");
        numbers.put(1000, "Thousand");
        numbers.put(1000000, "Million");
        numbers.put(100000000, "Billion");
    }

}

주어진 숫자를 단어로 변환하는 Java 구성 요소를 개발했습니다. Java 프로그램 에서 전체 클래스를 복사하여 숫자를 단어로 변환 하고 프로젝트에 붙여 넣기 만하면 됩니다.

아래처럼 호출하십시오.

Words w = Words.getInstance(1234567);
System.out.println(w.getNumberInWords());

내 프로그램은 최대 천만을 지원합니다. 원하는 경우 계속 확장 할 수 있습니다. 예제 출력 바로 아래

2345223 = Twenty Three Lakh Fourty Five Thousand Two Hundred Twenty Three
9999999 = Ninety Nine Lakh Ninety Nine Thousand Nine Hundred Ninety Nine
199 = One Hundred Ninety Nine
10 = Ten

감사

산토시


당신은 ICU4J 사용할 수 있습니다 , 단지 POM 항목을 추가해야하며 코드는 모든 숫자, 국가 및 언어에 대해 아래에 있습니다

POM 엔트리

     <dependency>
        <groupId>com.ibm.icu</groupId>
        <artifactId>icu4j</artifactId>
        <version>64.2</version>
    </dependency>

코드는

public class TranslateNumberToWord {

/**
 * Translate
 * 
 * @param ctryCd
 * @param lang
 * @param reqStr
 * @param fractionUnitName
 * @return
 */
public static String translate(String ctryCd, String lang, String reqStr, String fractionUnitName) {
    StringBuffer result = new StringBuffer();

    Locale locale = new Locale(lang, ctryCd);
    Currency crncy = Currency.getInstance(locale);

    String inputArr[] = StringUtils.split(new BigDecimal(reqStr).abs().toPlainString(), ".");
    RuleBasedNumberFormat rule = new RuleBasedNumberFormat(locale, RuleBasedNumberFormat.SPELLOUT);

    int i = 0;
    for (String input : inputArr) {
        CurrencyAmount crncyAmt = new CurrencyAmount(new BigDecimal(input), crncy);
        if (i++ == 0) {
            result.append(rule.format(crncyAmt)).append(" " + crncy.getDisplayName() + " and ");
        } else {
            result.append(rule.format(crncyAmt)).append(" " + fractionUnitName + " ");
        }
    }
    return result.toString();
}

public static void main(String[] args) {
    String ctryCd = "US";
    String lang = "en";
    String input = "95.17";

    String result = translate(ctryCd, lang, input, "Cents");
    System.out.println("Input: " + input + " result: " + result);
}}

꽤 큰 숫자로 테스트하고 출력은

Input: 95.17 result: ninety-five US Dollar and seventeen Cents
Input: 999999999999999999.99 result: nine hundred ninety-nine quadrillion nine hundred ninety-nine trillion nine hundred ninety-nine billion nine hundred ninety-nine million nine hundred ninety-nine thousand nine hundred ninety-nine US Dollar and ninety-nine Cents 

/* This program will print words for a number between 0 to 99999*/

    public class NumberInWords5Digits {

        static int testcase1 = 93284;

        public static void main(String args[]){
            NumberInWords5Digits testInstance = new NumberInWords5Digits();
            String result = testInstance.inWords(testcase1);
            System.out.println("Result : "+result);
        }

        //write your code here
        public String inWords(int num){
            int digit = 0;
            String word = "";
            int temp = num;
            while(temp>0)
            {
                if(temp%10 >= 0)
                    digit++;
                temp = temp/10;
            }

            if(num == 0)
                return "zero";

            System.out.println(num);
            if(digit == 1)
                word = inTens(num, digit);
            else if(digit == 2)
                word = inTens(num, digit);
            else if(digit == 3)
                word = inHundreds(num, digit);
            else if(digit == 4)
                word = inThousands(num, digit);
            else if(digit == 5)
                word = inThousands(num, digit);
            return word;
        }

        public String inTens(int num, int digit){
            int tens = 0;
            int units = 0;
            if(digit == 2)      
            {
                tens = num/10;
                units = num%10;
            }
            String unit = "";
            String ten = "";
            String word = "";

            if(num == 10)
            {word = "ten"; return word;}

            if(num == 11)
            {word = "eleven"; return word;}
            if(num == 12)
            {word = "twelve"; return word;}
            if(num == 13)
            {word = "thirteen"; return word;}
            if(num == 14)
            {word = "fourteen"; return word;}
            if(num == 15)
            {word = "fifteen"; return word;}
            if(num == 16)
            {word = "sixteen"; return word;}
            if(num == 17)
            {word = "seventeen"; return word;}
            if(num == 18)
            {word = "eighteen"; return word;}
            if(num == 19)
            {word = "nineteen"; return word;}

            if(units == 1 || num == 1)
                unit = "one";
            else if(units == 2 || num == 2)
                unit = "two";
            else if(units == 3 || num == 3)
                unit = "three";
            else if(units == 4 || num == 4)
                unit = "four";
            else if(units == 5 || num == 5)
                unit = "five";
            else if(units == 6 || num == 6)
                unit = "six";
            else if(units == 7 || num == 7)
                unit = "seven";
            else if(units == 8 || num == 8)
                unit = "eight";
            else if(units == 9 || num == 9)
                unit = "nine";

            if(tens == 2)
                ten = "twenty";
            else if(tens == 3)
                ten = "thirty";
            else if(tens == 4)
                ten = "forty";
            else if(tens == 5)
                ten = "fifty";
            else if(tens == 6)
                ten = "sixty";
            else if(tens == 7)
                ten = "seventy";
            else if(tens == 8)
                ten = "eighty";
            else if(tens == 9)
                ten = "ninety";

            if(digit == 1)
                word = unit;
            else if(digit == 2)
                word = ten + " " + unit;
            return word;
        }

        //inHundreds(525, 3)
        public String inHundreds(int num, int digit){

            int hundreds = num/100; // =5
            int tensAndUnits = num%100; // =25
            String hundred = "";
            String tenAndUnit = "";
            String word = "";

            tenAndUnit = inTens(tensAndUnits, 2);

            if(hundreds == 1)
                hundred = "one hundred";
            else if(hundreds == 2)
                hundred = "two hundred";
            else if(hundreds == 3)
                hundred = "three hundred";
            else if(hundreds == 4)
                hundred = "four hundred";
            else if(hundreds == 5)
                hundred = "five hundred";
            else if(hundreds == 6)
                hundred = "six hundred";
            else if(hundreds == 7)
                hundred = "seven hundred";
            else if(hundreds == 8)
                hundred = "eight hundred";
            else if(hundreds == 9)
                hundred = "nine hundred";

            word = hundred + " " + tenAndUnit;
            return word;
        }

        public String inThousands(int num, int digit){

            int thousands = 0;      
            int hundredsAndOthers = num%1000;
            String thousand = "";
            String hundredAndOther = "";
            String word = "";
            if(digit == 5)
            {
                thousands = num/1000;
                thousand = inTens(thousands, 2);            
            }
            else if(digit == 4)
            {
                thousands = num/1000;
                thousand = inTens(thousands, 1);
            }

            if(hundredsAndOthers/100 == 0) // in case of "023"
                hundredAndOther = inTens(hundredsAndOthers, 2);
            else
                hundredAndOther = inHundreds(hundredsAndOthers, 3);

            word = thousand + " thousand " + hundredAndOther;

            return word;
        }
    }

import java.lang.*;
import java.io.*;
public class rupee
{
public static void main(String[] args)throws  IOException
{

 int len=0,revnum=0,i,dup=0,j=0,k=0;
 int gvalue;
  String[] ones={"one","Two","Three","Four","Five","Six","Seven","Eight","Nine","Eleven","Twelve","Thirteen","Fourteen","Fifteen","Sixteen","Seventeen","Eighteen","Nineteen",""};
    String[] twos={"Ten","Twenty","Thirty","Fourty","fifty","Sixty","Seventy","eighty","Ninety",""};
System.out.println("\n Enter value");
InputStreamReader b=new InputStreamReader(System.in);
BufferedReader br=new BufferedReader(b);
gvalue=Integer.parseInt(br.readLine());
if(gvalue==10)

System.out.println("Ten");

else if(gvalue==100)

System.out.println("Hundred");

else if(gvalue==1000)
System.out.println("Thousand");

dup=gvalue;
for(i=0;dup>0;i++)
{
revnum=revnum*10+dup%10;
len++;
dup=dup/10;
}
while(j<len)
{
if(gvalue<10)
{
System.out.println(ones[gvalue-1]);
}
else if(gvalue>10&&gvalue<=19)
{
System.out.println(ones[gvalue-2]);
break;
}
else if(gvalue>19&&gvalue<100)
{
k=gvalue/10;
gvalue=gvalue%10;
System.out.println(twos[k-1]);
}
else if(gvalue>100&&gvalue<1000)
{
k=gvalue/100;
gvalue=gvalue%100;
System.out.println(ones[k-1] +"Hundred");
}
else if(gvalue>=1000&&gvalue<9999)
{
k=gvalue/1000;
gvalue=gvalue%1000;
System.out.println(ones[k-1]+"Thousand");
    }
else if(gvalue>=11000&&gvalue<=19000)
{
    k=gvalue/1000;
    gvalue=gvalue%1000;
    System.out.println(twos[k-2]+"Thousand");
}       
else if(gvalue>=12000&&gvalue<100000)
{
k=gvalue/10000;
    gvalue=gvalue%10000;
System.out.println(ones[gvalue-1]);
}
else
{
System.out.println("");
    }
j++;
}
}
}

나는 이것을 이렇게 구현했다.

package com.stack.overflow.number.in.english;

import java.util.ResourceBundle;

public class ActualImplementation {

    public static ResourceBundle readPropertyFile = ResourceBundle
            .getBundle("NumberEnglishRepresentation");

    public static void main(String[] args) {
        System.out.println(ActualImplementation.main(-2));
    }

    public static String main(Integer number) {
        int power;
        // Calculate Number of digits

        Integer numberOfDigits = number > 0 ? (int) Math.log10((double) number) + 1
                : 1;
        String output = "";
        // If number is negative convert it to positive an append minus to
        // output
        if (Integer.signum(number) == -1) {
            output = "minus ";
            number = number < 0 ? number * -1 : number;
        }
        String stringVal = String.valueOf(number);

        if (number <= 20 || number == 30 || number == 40 || number == 50
                || number == 60 || number == 70 || number == 80 || number == 90
                || number == 100 || number == 1000)
            output += readPropertyFile.getString(stringVal);

        else {
            int i;
            for (i = 0; i < numberOfDigits; i++) {

                if (number != 0) {

                    numberOfDigits = number > 0 ? (int) Math
                            .log10((double) number) + 1 : 1;

                    power = (int) Math.pow(10, numberOfDigits - 1);
                    // If number is like 10,001 then print ten first and then
                    // remaining value
                    if (numberOfDigits >= 5 && numberOfDigits % 2 == 1) {
                        power = (int) Math.pow(10, numberOfDigits - 2);
                    }

                    if (readPropertyFile.containsKey(String.valueOf(number)))
                        output += readPropertyFile.getString(String
                                .valueOf(number));
                    else {
                        // As the digits at units and tens place are read
                        // differently
                        if (numberOfDigits > 2) {

                            output += readPropertyFile.getString(String
                                    .valueOf(number / power))
                                    + readPropertyFile.getString(String
                                            .valueOf(power));
                        } else {
                            output += readPropertyFile.getString(String
                                    .valueOf(number - number % power));

                        }
                    }
                    number = (int) (number % power);

                }
            }
        }

        return output;
    }
}

리소스 파일은 다음과 같습니다.

0=zero
1=one
2=two
3=three
4=four
5=five
6=six
7=seven
8=eight
9=nine
10=ten 


11=eleven
12=twelve
13=thirteen
14=fourteen
15fifteen
16=sixteen
17=seventeen
18=eighteen
19=nineteen
20=twenty

30=thirty
40=fourty
50=fifty
60=sixty
70=seventy
80=eighty
90=ninety

100=hundred
1000=thousand
100000=Lakh

이것은 10 lakhs까지만 구현됩니다.


public class NumberConverter {

    private String[] singleDigit = {"", " one", " two", " three",
    " four", " five"," six", " seven", " eight", " nine"};

    private String[] tens = {" ten", " eleven", " twelve", " thirteen",
            " fourteen", " fifteen"," sixteen", " seventeen", " eighteen", " nineteen"};

    private String[] twoDigits = {"", "", " twenty", " thirty",
            " forty", " fifty"," sixty", " seventy", " eighty", " ninety"};

    public String convertToWords(String input) {
        long number = Long.parseLong(input);
        int size = input.length();
        if (size <= 3) {
            int num = (int) number;
            return handle3Digits(num);
        } else if (size > 3 && size <= 6) {
            int thousand = (int)(number/1000);
            int hundred = (int) (number % 1000);
            String thousands = handle3Digits(thousand);

            String hundreds = handle3Digits(hundred);
            String word = "";

            if (!thousands.isEmpty()) {
                word = thousands +" thousand";
            }
            word += hundreds;
            return word;
        } else if (size > 6 && size <= 9) {
            int million = (int) (number/ 1000000);
            number = number % 1000000;
            int thousand = (int)(number/1000);
            int hundred = (int) (number % 1000);

            String millions = handle3Digits(million);
            String thousands = handle3Digits(thousand);
            String hundreds = handle3Digits(hundred);

            String word = "";

            if (!millions.isEmpty()) {
                word = millions +" million";
            }
            if (!thousands.isEmpty()) {
                word += thousands +" thousand";
            }
            word += hundreds;
            return word;
        }

        return "Not implemented yet.";
    }


    private String handle3Digits(int number) {
        if (number <= 0)
            return "";

        String word = "";
        if (number/100 > 0) {
            int dividend = number/100;
            word = singleDigit[dividend] + " hundred";
            number = number % 100;
        }
        if (number/10 > 1) {
            int dividend = number/10;
            number = number % 10;
            word += twoDigits[dividend];
        } else if (number/10 == 1) {
            number = number % 10;
            word += tens[number];
            return word;
        } else {
            number = number % 10;
        }
        if (number > 0) {
            word += singleDigit[number];
        }

        return word;
    }
}

    import java.util.Scanner;

public class StringToNum {
public static void main(String args[])
  {
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter the no: ");
    int  no=sc.nextInt();
    int arrNum[]=new int[10];
    int i=0;
    while(no!=0)
    {
      arrNum[i]=no%10;
      no=no/10;
      i++;
    }
    int len=i;
    int arrNum1[]=new int[len];
    int j=0;
    for(int k=len-1;k>=0;k--)
    {
        arrNum1[j]=arrNum[k];
        j++;
    }
    StringToNum stn=new StringToNum();
    String output="";
    switch(len)
    {
      case 1:
      {
         output+=stn.strNum1(arrNum1[len-1]);
         System.out.println("output="+output);
         break;
      }
      case 2:
      {
        int no1=arrNum1[len-2]*10+arrNum1[len-1];
        if(no1>=11 & no1<=19)
        {
         output=stn.strNum2(no1);
        // output=output+" "+stn.strNum1(arrNum1[len-1]);
         System.out.println("output="+output);
        }
        else
        {
         arrNum1[len-2]=arrNum1[len-2]*10;
         output+=stn.strNum2(arrNum1[len-2]);
         output=output+" "+stn.strNum1(arrNum1[len-1]);
         System.out.println("output="+output);
        }
         break;
      }
      case 3:
      {
        output=stn.strNum1(arrNum1[len-3])+" hundred ";
        int no1=arrNum1[len-2]*10+arrNum1[len-1];
        if(no1>=11 & no1<=19)
        {
         output=stn.strNum2(no1);
        }
        else
        {
         arrNum1[len-2]=arrNum1[len-2]*10;
         output+=stn.strNum2(arrNum1[len-2]);
         output=output+" "+stn.strNum1(arrNum1[len-1]);
        }
        System.out.println("output="+output);  
        break;
      }
      case 4:
      {
        output=stn.strNum1(arrNum1[len-4])+" thousand ";
        if(!stn.strNum1(arrNum1[len - 3]).equals(""))
        {
        output+=stn.strNum1(arrNum1[len-3])+" hundred ";
        }
        int no1=arrNum1[len-2]*10+arrNum1[len-1];
        if(no1>=11 & no1<=19)
        {
         output=stn.strNum2(no1);
        }
        else
        {
         arrNum1[len-2]=arrNum1[len-2]*10;
         output+=stn.strNum2(arrNum1[len-2]);
         output=output+" "+stn.strNum1(arrNum1[len-1]);
        }
        System.out.println("output="+output);
        break;
      }

      case 5:
      {
        int no1=arrNum1[len-5]*10+arrNum1[len-4];
        if(no1>=11 & no1<=19)
        {
         output=stn.strNum2(no1)+" thousand ";
        }
        else
        {
         arrNum1[len-5]=arrNum1[len-5]*10;
         output+=stn.strNum2(arrNum1[len-5]);
         output=output+" "+stn.strNum1(arrNum1[len-4])+" thousand ";
        }
        if( !stn.strNum1(arrNum1[len - 3]).equals(""))
        {
        output+=stn.strNum1(arrNum1[len-3])+" hundred ";
        }
        no1 = arrNum1[len - 2] * 10 + arrNum1[len - 1];
        if(no1>=11 & no1<=19)
        {
         output=stn.strNum2(no1);
        }
        else
        {
         arrNum1[len-2]=arrNum1[len-2]*10;
         output+=stn.strNum2(arrNum1[len-2]);
         output=output+" "+stn.strNum1(arrNum1[len-1]);
        }
        System.out.println("output="+output);
        break;
      }
      case 6:
      {
        output+=stn.strNum1(arrNum1[len-6])+" million ";
        int no1=arrNum1[len-5]*10+arrNum1[len-4];
        if(no1>=11 & no1<=19)
        {
         output+=stn.strNum2(no1)+" thousand ";
        }
        else
        {
         arrNum1[len-5]=arrNum1[len-5]*10;
         output+=stn.strNum2(arrNum1[len-5]);
         output=output+" "+stn.strNum1(arrNum1[len-4])+" thousand ";
        }
        if( !stn.strNum1(arrNum1[len - 3]).equals(""))
        {
        output+=stn.strNum1(arrNum1[len-3])+" hundred ";
        }
        no1 = arrNum1[len - 2] * 10 + arrNum1[len - 1];
        if(no1>=11 & no1<=19)
        {
         output=stn.strNum2(no1);
        }
        else
        {
         arrNum1[len-2]=arrNum1[len-2]*10;
         output+=stn.strNum2(arrNum1[len-2]);
         output=output+" "+stn.strNum1(arrNum1[len-1]);
        }
        System.out.println("output="+output);
        break;
      }
      case 7:
      {
        int no1=arrNum1[len-7]*10+arrNum1[len-6];
        if(no1>=11 & no1<=19)
        {
         output=stn.strNum2(no1)+" Milloin ";
        }
        else
        {
         arrNum1[len-7]=arrNum1[len-7]*10;
         output+=stn.strNum2(arrNum1[len-7]);
         output=output+" "+stn.strNum1(arrNum1[len-6])+" Million ";
        }
        no1=arrNum1[len-5]*10+arrNum1[len-4];
        if(no1>=11 & no1<=19)
        {
         output=stn.strNum2(no1)+" Thousand ";
        }
        else
        {
         arrNum1[len-5]=arrNum1[len-5]*10;
         output+=stn.strNum2(arrNum1[len-5]);
         output=output+" "+stn.strNum1(arrNum1[len-4])+" Thousand ";
        }
        if( !stn.strNum1(arrNum1[len - 3]).equals(""))
        {
        output+=stn.strNum1(arrNum1[len-3])+" Hundred ";
        }
        no1 = arrNum1[len - 2] * 10 + arrNum1[len - 1];
        if(no1>=11 & no1<=19)
        {
         output=stn.strNum2(no1);
        }
        else
        {
         arrNum1[len-2]=arrNum1[len-2]*10;
         output+=stn.strNum2(arrNum1[len-2]);
         output=output+" "+stn.strNum1(arrNum1[len-1]);
        }
        System.out.println("output="+output);
        break;
      }
    }

  }
  String strNum1(int a)
  {
    String op="";
    switch(a)
    {
     case 1:
     {
     op="one";
     break;
     }
     case 2:
     {
     op="two";
     break;
     }
     case 3:
     {
     op="three";
     break;
     }
     case 4:
     {
     op="four";
     break;
     }
     case 5:
     {
     op="five";
     break;
     }
     case 6:
     {
     op="six";
     break;
     }
     case 7:
     {
     op="seven";
     break;
     }
     case 8:
     {
     op="eight";
     break;
     }
     case 9:
     {
     op="nine";
     break;
     }
    }
    return op;
  }
  String strNum2(int a)
  {
    String op="";
    switch(a)
    {
     case 10:
     {
     op="ten";
     break;
     }
     case 20:
     {
     op="twenty";
     break;
     }
     case 30:
     {
     op="thirty";
     break;
     }
     case 40:
     {
     op="fourty";
     break;
     }
     case 50:
     {
     op="fifty";
     break;
     }
     case 60:
     {
     op="sixty";
     break;
     }
     case 70:
     {
     op="seventy";
     break;
     }
     case 80:
     {
     op="eighty";
     break;
     }
     case 90:
     {
     op="ninty";
     break;
     }
     case 11:
     {
     op="eleven";
     break;
     }
     case 12:
     {
     op="twelve";
     break;
     }
     case 13:
     {
     op="thirteen";
     break;
     }
     case 14:
     {
     op="fourteen";
     break;
     }
     case 15:
     {
     op="fifteen";
     break;
     }
     case 16:
     {
     op="sixteen";
     break;
     }
     case 17:
     {
     op="seventeen";
     break;
     }
     case 18:
     {
     op="eighteen";
     break;
     }
     case 19:
     {
     op="nineteen";
     break;
     }
    }
    return op;
  }
}

2 차원 배열을 사용했습니다 ...

   import java.util.Scanner;


   public class numberEnglish {
   public static void main(String args[])
        {
    String[ ][ ] aryNumbers = new String[9][4];
    aryNumbers[0][0] = "one";
    aryNumbers[0][1] = "ten";
    aryNumbers[0][2] = "one hundred and";
    aryNumbers[0][3] = "one thousand";

    aryNumbers[1][0] = "two";
    aryNumbers[1][1] = "twenty";
    aryNumbers[1][2] = "two hundred and";
    aryNumbers[1][3] = "two thousand";

    aryNumbers[2][0] = "three";
    aryNumbers[2][1] = "thirty";
    aryNumbers[2][2] = "three hundred and";
    aryNumbers[2][3] = "three thousand";

    aryNumbers[3][0] = "four";
    aryNumbers[3][1] = "fourty";
    aryNumbers[3][2] = "four hundred and";
    aryNumbers[3][3] = "four thousand";

    aryNumbers[4][0] = "five";
    aryNumbers[4][1] = "fifty";
    aryNumbers[4][2] = "five hundred and";
    aryNumbers[4][3] = "five thousand";

    aryNumbers[5][0] = "six";
    aryNumbers[5][1] = "sixty";
    aryNumbers[5][2] = "six hundred and";
    aryNumbers[5][3] = "six thousand";

    aryNumbers[6][0] = "seven";
    aryNumbers[6][1] = "seventy";
    aryNumbers[6][2] = "seven hundred and";
    aryNumbers[6][3] = "seven thousand";

    aryNumbers[7][0] = "eight";
    aryNumbers[7][1] = "eighty";
    aryNumbers[7][2] = "eight hundred and";
    aryNumbers[7][3] = "eight thousand";

    aryNumbers[8][0] = "nine";
    aryNumbers[8][1] = "ninty";
    aryNumbers[8][2] = "nine hundred and";
    aryNumbers[8][3] = "nine thousand";


    //System.out.println(aryNumbers[0] + " "+aryNumbers[0] + " ");

    int number=0;
    Scanner sc = new Scanner(System.in);
    System.out.println(" Enter Number 4 digited number:: ");
    number = sc.nextInt();
    int temp = number;
    int count=1;
    String english="";
    String tenglish = "";
    if(number == 0)
    {
        System.out.println("*********");
        System.out.println("Zero");
        System.out.println("*********");
        sc.close();
        return;
    }
    while(temp !=0)
    {

        int r = temp%10;
        if(r==0)
        {
            tenglish = " zero ";
            count++;
        }
        else
        {

            int t1=r-1;
            int t2 = count-1;
            //System.out.println(t1 +" "+t2);
            count++;
            tenglish = aryNumbers[t1][t2];

            //System.out.println(aryNumbers[t1][t2]);
        }
        english = tenglish +" "+ english;
        temp = temp/10;

    }
    //System.out.println(aryNumbers[0][0]);
    english = english.replace("ten  zero", "ten");
    english = english.replace("twenty  zero", "twenty");
    english = english.replace("thirty  zero", "thirty");
    english = english.replace("fourty  zero", "fourty");
    english = english.replace("fifty  zero", "fifty");
    english = english.replace("sixty  zero", "sixty");
    english = english.replace("seventy  zero", "seventy");
    english = english.replace("eighty  zero", "eighty");
    english = english.replace("ninety  zero", "ninety");

    english = english.replace("ten one", "eleven");
    english = english.replace("ten two", "twelve");
    english = english.replace("ten three", "thirteen");
    english = english.replace("ten four", "fourteen");
    english = english.replace("ten five", "fifteen");
    english = english.replace("ten six", "sixteen");
    english = english.replace("ten seven", "seventeen");
    english = english.replace("ten eight", "eighteen");
    english = english.replace("ten nine", "nineteen");
    english = english.replace(" zero ", "");
    int length = english.length();
    String sub = english.substring(length-6,length-3);
    //System.out.println(length);
    //System.out.println(sub);
    if(sub.equals("and"))
    {
        //System.out.println("hello");
        english=english.substring(0,length-6);
    }
    System.out.println("********************************************");
    System.out.println(english);
    System.out.println("********************************************");
    sc.close();
}

}

참고 URL : https://stackoverflow.com/questions/3911966/how-to-convert-number-to-words-in-java

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