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| 1 | /*
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| 2 | Fraction.js v5.0.0 10/1/2024
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| 3 | https://raw.org/article/rational-numbers-in-javascript/
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| 4 |
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| 5 | Copyright (c) 2024, Robert Eisele (https://raw.org/)
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| 6 | Licensed under the MIT license.
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| 7 | */
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| 8 |
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| 9 | const Fraction = require('fraction.js');
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| 10 |
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| 11 | function toFraction(frac) {
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| 12 |
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| 13 | var map = {
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| 14 | '1:4': "¼",
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| 15 | '1:2': "½",
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| 16 | '3:4': "¾",
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| 17 | '1:7': "⅐",
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| 18 | '1:9': "⅑",
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| 19 | '1:10': "⅒",
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| 20 | '1:3': "⅓",
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| 21 | '2:3': "⅔",
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| 22 | '1:5': "⅕",
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| 23 | '2:5': "⅖",
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| 24 | '3:5': "⅗",
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| 25 | '4:5': "⅘",
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| 26 | '1:6': "⅙",
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| 27 | '5:6': "⅚",
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| 28 | '1:8': "⅛",
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| 29 | '3:8': "⅜",
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| 30 | '5:8': "⅝",
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| 31 | '7:8': "⅞"
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| 32 | };
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| 33 | return map[frac.n + ":" + frac.d] || frac.toFraction(false);
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| 34 | }
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| 35 | console.log(toFraction(Fraction(0.25))); // ¼
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