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37 lines
1.0 KiB
37 lines
1.0 KiB
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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