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Last change
on this file since d565449 was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago |
Update repo after prototype presentation
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1 | import toNumber from './toNumber.js';
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2 |
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3 | /** Used as references for various `Number` constants. */
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4 | var INFINITY = 1 / 0,
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5 | MAX_INTEGER = 1.7976931348623157e+308;
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6 |
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7 | /**
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8 | * Converts `value` to a finite number.
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9 | *
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10 | * @static
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11 | * @memberOf _
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12 | * @since 4.12.0
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13 | * @category Lang
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14 | * @param {*} value The value to convert.
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15 | * @returns {number} Returns the converted number.
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16 | * @example
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17 | *
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18 | * _.toFinite(3.2);
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19 | * // => 3.2
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20 | *
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21 | * _.toFinite(Number.MIN_VALUE);
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22 | * // => 5e-324
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23 | *
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24 | * _.toFinite(Infinity);
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25 | * // => 1.7976931348623157e+308
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26 | *
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27 | * _.toFinite('3.2');
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28 | * // => 3.2
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29 | */
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30 | function toFinite(value) {
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31 | if (!value) {
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32 | return value === 0 ? value : 0;
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33 | }
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34 | value = toNumber(value);
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35 | if (value === INFINITY || value === -INFINITY) {
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36 | var sign = (value < 0 ? -1 : 1);
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37 | return sign * MAX_INTEGER;
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38 | }
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39 | return value === value ? value : 0;
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40 | }
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41 |
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42 | export default toFinite;
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