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43 lines
1.2 KiB
43 lines
1.2 KiB
var arrayMap = require('./_arrayMap'), |
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baseAt = require('./_baseAt'), |
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basePullAt = require('./_basePullAt'), |
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compareAscending = require('./_compareAscending'), |
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flatRest = require('./_flatRest'), |
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isIndex = require('./_isIndex'); |
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/** |
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* Removes elements from `array` corresponding to `indexes` and returns an |
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* array of removed elements. |
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* |
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* **Note:** Unlike `_.at`, this method mutates `array`. |
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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 modify. |
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* @param {...(number|number[])} [indexes] The indexes of elements to remove. |
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* @returns {Array} Returns the new array of removed elements. |
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* @example |
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* |
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* var array = ['a', 'b', 'c', 'd']; |
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* var pulled = _.pullAt(array, [1, 3]); |
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* |
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* console.log(array); |
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* // => ['a', 'c'] |
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* |
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* console.log(pulled); |
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* // => ['b', 'd'] |
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*/ |
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var pullAt = flatRest(function(array, indexes) { |
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var length = array == null ? 0 : array.length, |
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result = baseAt(array, indexes); |
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basePullAt(array, arrayMap(indexes, function(index) { |
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return isIndex(index, length) ? +index : index; |
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}).sort(compareAscending)); |
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return result; |
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}); |
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module.exports = pullAt;
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