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20 lines
454 B
20 lines
454 B
/** |
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* Copies the values of `source` to `array`. |
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* |
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* @private |
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* @param {Array} source The array to copy values from. |
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* @param {Array} [array=[]] The array to copy values to. |
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* @returns {Array} Returns `array`. |
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*/ |
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function copyArray(source, array) { |
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var index = -1, |
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length = source.length; |
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array || (array = Array(length)); |
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while (++index < length) { |
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array[index] = source[index]; |
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} |
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return array; |
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} |
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module.exports = copyArray;
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