phaser/src/math/IsEven.js

26 lines
626 B
JavaScript
Raw Normal View History

2018-02-12 16:01:20 +00:00
/**
* @author Richard Davey <rich@photonstorm.com>
2020-01-15 12:07:09 +00:00
* @copyright 2020 Photon Storm Ltd.
2019-05-10 15:15:04 +00:00
* @license {@link https://opensource.org/licenses/MIT|MIT License}
2018-02-12 16:01:20 +00:00
*/
2017-10-06 03:52:41 +00:00
/**
2018-04-24 06:23:42 +00:00
* Check if a given value is an even number.
2017-10-06 03:52:41 +00:00
*
* @function Phaser.Math.IsEven
* @since 3.0.0
*
2018-04-24 06:23:42 +00:00
* @param {number} value - The number to perform the check with.
2017-10-06 03:52:41 +00:00
*
2018-04-24 06:23:42 +00:00
* @return {boolean} Whether the number is even or not.
2017-10-06 03:52:41 +00:00
*/
2017-06-27 22:23:09 +00:00
var IsEven = function (value)
{
// Use abstract equality == for "is number" test
2018-02-16 18:44:07 +00:00
// eslint-disable-next-line eqeqeq
2017-06-27 22:23:09 +00:00
return (value == parseFloat(value)) ? !(value % 2) : void 0;
};
module.exports = IsEven;