Last change
on this file was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
|
-
Property mode
set to
100644
|
File size:
829 bytes
|
Rev | Line | |
---|
[6a3a178] | 1 | /*!
|
---|
| 2 | * array-unique <https://github.com/jonschlinkert/array-unique>
|
---|
| 3 | *
|
---|
| 4 | * Copyright (c) 2014-2015, Jon Schlinkert.
|
---|
| 5 | * Licensed under the MIT License.
|
---|
| 6 | */
|
---|
| 7 |
|
---|
| 8 | 'use strict';
|
---|
| 9 |
|
---|
| 10 | module.exports = function unique(arr) {
|
---|
| 11 | if (!Array.isArray(arr)) {
|
---|
| 12 | throw new TypeError('array-unique expects an array.');
|
---|
| 13 | }
|
---|
| 14 |
|
---|
| 15 | var len = arr.length;
|
---|
| 16 | var i = -1;
|
---|
| 17 |
|
---|
| 18 | while (i++ < len) {
|
---|
| 19 | var j = i + 1;
|
---|
| 20 |
|
---|
| 21 | for (; j < arr.length; ++j) {
|
---|
| 22 | if (arr[i] === arr[j]) {
|
---|
| 23 | arr.splice(j--, 1);
|
---|
| 24 | }
|
---|
| 25 | }
|
---|
| 26 | }
|
---|
| 27 | return arr;
|
---|
| 28 | };
|
---|
| 29 |
|
---|
| 30 | module.exports.immutable = function uniqueImmutable(arr) {
|
---|
| 31 | if (!Array.isArray(arr)) {
|
---|
| 32 | throw new TypeError('array-unique expects an array.');
|
---|
| 33 | }
|
---|
| 34 |
|
---|
| 35 | var arrLen = arr.length;
|
---|
| 36 | var newArr = new Array(arrLen);
|
---|
| 37 |
|
---|
| 38 | for (var i = 0; i < arrLen; i++) {
|
---|
| 39 | newArr[i] = arr[i];
|
---|
| 40 | }
|
---|
| 41 |
|
---|
| 42 | return module.exports(newArr);
|
---|
| 43 | };
|
---|
Note:
See
TracBrowser
for help on using the repository browser.