-
Notifications
You must be signed in to change notification settings - Fork 7.1k
/
SpliceOne.js
40 lines (33 loc) · 893 Bytes
/
SpliceOne.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
/**
* @author Richard Davey <rich@phaser.io>
* @copyright 2013-2024 Phaser Studio Inc.
* @license {@link https://opensource.org/licenses/MIT|MIT License}
*/
/**
* Removes a single item from an array and returns it without creating gc, like the native splice does.
* Based on code by Mike Reinstein.
*
* @function Phaser.Utils.Array.SpliceOne
* @since 3.0.0
*
* @param {array} array - The array to splice from.
* @param {number} index - The index of the item which should be spliced.
*
* @return {*} The item which was spliced (removed).
*/
var SpliceOne = function (array, index)
{
if (index >= array.length)
{
return;
}
var len = array.length - 1;
var item = array[index];
for (var i = index; i < len; i++)
{
array[i] = array[i + 1];
}
array.length = len;
return item;
};
module.exports = SpliceOne;