38 lines
1.0 KiB
JavaScript
38 lines
1.0 KiB
JavaScript
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var baseSlice = require('./_baseSlice'),
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isIterateeCall = require('./_isIterateeCall'),
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toInteger = require('./toInteger');
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/**
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* Creates a slice of `array` from `start` up to, but not including, `end`.
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*
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* **Note:** This method is used instead of
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* [`Array#slice`](https://mdn.io/Array/slice) to ensure dense arrays are
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* returned.
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*
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* @static
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* @memberOf _
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* @since 3.0.0
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* @category Array
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* @param {Array} array The array to slice.
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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 the slice of `array`.
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*/
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function slice(array, 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 (end && typeof end != 'number' && isIterateeCall(array, start, end)) {
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start = 0;
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end = length;
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}
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else {
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start = start == null ? 0 : toInteger(start);
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end = end === undefined ? length : toInteger(end);
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}
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return baseSlice(array, start, end);
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}
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module.exports = slice;
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