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on this file since e29cc2e was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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1 | var baseFill = require('./_baseFill'),
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2 | isIterateeCall = require('./_isIterateeCall');
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3 |
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4 | /**
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5 | * Fills elements of `array` with `value` from `start` up to, but not
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6 | * including, `end`.
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7 | *
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8 | * **Note:** This method mutates `array`.
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9 | *
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10 | * @static
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11 | * @memberOf _
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12 | * @since 3.2.0
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13 | * @category Array
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14 | * @param {Array} array The array to fill.
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15 | * @param {*} value The value to fill `array` with.
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16 | * @param {number} [start=0] The start position.
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17 | * @param {number} [end=array.length] The end position.
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18 | * @returns {Array} Returns `array`.
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19 | * @example
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20 | *
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21 | * var array = [1, 2, 3];
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22 | *
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23 | * _.fill(array, 'a');
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24 | * console.log(array);
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25 | * // => ['a', 'a', 'a']
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26 | *
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27 | * _.fill(Array(3), 2);
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28 | * // => [2, 2, 2]
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29 | *
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30 | * _.fill([4, 6, 8, 10], '*', 1, 3);
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31 | * // => [4, '*', '*', 10]
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32 | */
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33 | function fill(array, value, start, end) {
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34 | var length = array == null ? 0 : array.length;
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35 | if (!length) {
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36 | return [];
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37 | }
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38 | if (start && typeof start != 'number' && isIterateeCall(array, value, start)) {
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39 | start = 0;
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40 | end = length;
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41 | }
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42 | return baseFill(array, value, start, end);
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43 | }
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44 |
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45 | module.exports = fill;
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