how to convert decimal to roman in javascript

sharjeelfaiq answered on November 15, 2021 Popularity 7/10 Helpfulness 3/10

answer how to convert decimal to roman in javascript

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how to convert decimal to roman in javascript

Comment

  const decimalToRoman = () => {
    const intToRoman = (num) => {
      let result = "";
      while (num) {
        if (num >= 1000) {
          result += "M";
          num -= 1000;
        } else if (num >= 500) {
          if (num >= 900) {
            result += "CM";
            num -= 900;
          } else {
            result += "D";
            num -= 500;
          }
        } else if (num >= 100) {
          if (num >= 400) {
            result += "CD";
            num -= 400;
          } else {
            result += "C";
            num -= 100;
          }
        } else if (num >= 50) {
          if (num >= 90) {
            result += "XC";
            num -= 90;
          } else {
            result += "L";
            num -= 50;
          }
        } else if (num >= 10) {
          if (num >= 40) {
            result += "XL";
            num -= 40;
          } else {
            result += "X";
            num -= 10;
          }
        } else if (num >= 5) {
          if (num >= 9) {
            result += "IX";
            num -= 9;
          } else {
            result += "V";
            num -= 5;
          }
        } else {
          if (num >= 4) {
            result += "IV";
            num -= 4;
          } else {
            result += "I";
            num -= 1;
          }
        }
      }
      return result;
    };
    const newText = intToRoman(Math.abs(Number(string)));
    return newText;
  };

Popularity 7/10 Helpfulness 3/10 Language javascript

Source: www.textbotonline.com

Tags: decimal javascript

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Contributed on May 17 2022

sharjeelfaiq

0 Answers Avg Quality 2/10

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integer to roman javascript

Comment

function convertToRoman(num) {
  var roman = {
    M: 1000,
    CM: 900,
    D: 500,
    CD: 400,
    C: 100,
    XC: 90,
    L: 50,
    XL: 40,
    X: 10,
    IX: 9,
    V: 5,
    IV: 4,
    I: 1
  };
  var str = '';

  for (var i of Object.keys(roman)) {
    var q = Math.floor(num / roman[i]);
    num -= q * roman[i];
    str += i.repeat(q);
  }

  return str;
}

Popularity 10/10 Helpfulness 10/10 Language javascript

Source: stackoverflow.com

Tags: integer

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Contributed on Nov 15 2021

Restu Wahyu Saputra

0 Answers Avg Quality 2/10

how to convert numbers to roman numerals in javascript

Comment

function convertToRoman(num) {
  var roman = {
    M: 1000,
    CM: 900,
    D: 500,
    CD: 400,
    C: 100,
    XC: 90,
    L: 50,
    XL: 40,
    X: 10,
    IX: 9,
    V: 5,
    IV: 4,
    I: 1
  };
  var str = '';

  for (var i of Object.keys(roman)) {
    var q = Math.floor(num / roman[i]);
    num -= q * roman[i];
    str += i.repeat(q);
  }

  return str;
}

Popularity 1/10 Helpfulness 1/10 Language javascript

Source: Grepper

Tags: javascript numbers roman-numerals

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Contributed on May 01 2022

Delvi Luis Perez Mora

0 Answers Avg Quality 2/10

how to convert roman to decimal in javascript

Comment

const romanToDecimal = () => {
  const romanToInt = (s) => {
    const legend = "IVXLCDM";
    const l = [1, 5, 10, 50, 100, 500, 1000];
    let sum = 0;
    while (s) {
      if (!!s[1] && legend.indexOf(s[0]) < legend.indexOf(s[1])) {
        sum += l[legend.indexOf(s[1])] - l[legend.indexOf(s[0])];
        s = s.substring(2, s.length);
      } else {
        sum += l[legend.indexOf(s[0])];
        s = s.substring(1, s.length);
      }
    }
    return sum;
  };
  return romanToInt(text.toUpperCase()).toString();
};

Popularity 3/10 Helpfulness 1/10 Language javascript

Source: www.textbotonline.com

Tags: decimal javascript

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Contributed on May 17 2022

sharjeelfaiq

0 Answers Avg Quality 2/10

how to convert decimal to roman in javascript

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