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45 lines
1.1 KiB
45 lines
1.1 KiB
var baseFill = require('./_baseFill'), |
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isIterateeCall = require('./_isIterateeCall'); |
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/** |
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* Fills elements of `array` with `value` from `start` up to, but not |
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* including, `end`. |
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* |
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* **Note:** This method mutates `array`. |
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* |
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* @static |
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* @memberOf _ |
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* @since 3.2.0 |
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* @category Array |
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* @param {Array} array The array to fill. |
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* @param {*} value The value to fill `array` with. |
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* @param {number} [start=0] The start position. |
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* @param {number} [end=array.length] The end position. |
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* @returns {Array} Returns `array`. |
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* @example |
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* |
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* var array = [1, 2, 3]; |
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* |
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* _.fill(array, 'a'); |
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* console.log(array); |
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* // => ['a', 'a', 'a'] |
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* |
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* _.fill(Array(3), 2); |
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* // => [2, 2, 2] |
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* |
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* _.fill([4, 6, 8, 10], '*', 1, 3); |
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* // => [4, '*', '*', 10] |
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*/ |
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function fill(array, value, start, end) { |
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var length = array == null ? 0 : array.length; |
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if (!length) { |
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return []; |
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} |
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if (start && typeof start != 'number' && isIterateeCall(array, value, start)) { |
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start = 0; |
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end = length; |
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} |
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return baseFill(array, value, start, end); |
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} |
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module.exports = fill;
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