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| /*!
| * arr-flatten <https://github.com/jonschlinkert/arr-flatten>
| *
| * Copyright (c) 2014-2017, Jon Schlinkert.
| * Released under the MIT License.
| */
|
| 'use strict';
|
| module.exports = function (arr) {
| return flat(arr, []);
| };
|
| function flat(arr, res) {
| var i = 0, cur;
| var len = arr.length;
| for (; i < len; i++) {
| cur = arr[i];
| Array.isArray(cur) ? flat(cur, res) : res.push(cur);
| }
| return res;
| }
|
|
