var arrayMap = require('./_arrayMap'), baseAt = require('./_baseAt'), baseFlatten = require('./_baseFlatten'), basePullAt = require('./_basePullAt'), baseRest = require('./_baseRest'), compareAscending = require('./_compareAscending'), 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 = baseRest(function(array, indexes) { indexes = baseFlatten(indexes, 1); var length = array ? array.length : 0, result = baseAt(array, indexes); basePullAt(array, arrayMap(indexes, function(index) { return isIndex(index, length) ? +index : index; }).sort(compareAscending)); return result; }); module.exports = pullAt;