mirror of
https://github.com/GeekOops/doc.git
synced 2024-05-20 05:12:21 +00:00
24 lines
455 B
JavaScript
24 lines
455 B
JavaScript
/*!
|
|
* arr-map <https://github.com/jonschlinkert/arr-map>
|
|
*
|
|
* Copyright (c) 2015, 2017, Jon Schlinkert.
|
|
* Released under the MIT License.
|
|
*/
|
|
|
|
'use strict';
|
|
|
|
var iterator = require('make-iterator');
|
|
|
|
module.exports = function map(arr, fn, thisArg) {
|
|
if (arr == null) return [];
|
|
fn = iterator(fn, thisArg);
|
|
|
|
var len = arr.length;
|
|
var res = new Array(len);
|
|
|
|
for (var i = 0; i < len; i++) {
|
|
res[i] = fn(arr[i], i, arr);
|
|
}
|
|
return res;
|
|
};
|