| var arrayMap = require('./_arrayMap'), |
| baseAt = require('./_baseAt'), |
| basePullAt = require('./_basePullAt'), |
| compareAscending = require('./_compareAscending'), |
| flatRest = require('./_flatRest'), |
| isIndex = require('./_isIndex'); |
| |
| /** |
| * Removes elements from `array` corresponding to `indexes` and returns an |
| * array of removed elements. |
| * |
| * **Note:** Unlike `_.at`, this method mutates `array`. |
| * |
| * @static |
| * @memberOf _ |
| * @since 3.0.0 |
| * @category Array |
| * @param {Array} array The array to modify. |
| * @param {...(number|number[])} [indexes] The indexes of elements to remove. |
| * @returns {Array} Returns the new array of removed elements. |
| * @example |
| * |
| * var array = ['a', 'b', 'c', 'd']; |
| * var pulled = _.pullAt(array, [1, 3]); |
| * |
| * console.log(array); |
| * // => ['a', 'c'] |
| * |
| * console.log(pulled); |
| * // => ['b', 'd'] |
| */ |
| var pullAt = flatRest(function(array, indexes) { |
| var length = array == null ? 0 : array.length, |
| result = baseAt(array, indexes); |
| |
| basePullAt(array, arrayMap(indexes, function(index) { |
| return isIndex(index, length) ? +index : index; |
| }).sort(compareAscending)); |
| |
| return result; |
| }); |
| |
| module.exports = pullAt; |