| guangchao.xu | 070005a | 2020-12-07 09:56:40 +0800 | [diff] [blame] | 1 | // 打乱数组 |
| 2 | function randomArray(array = []) { | ||||
| 3 | // 原理是sort排序,Math.random()产生0<= x < 1之间的数,会导致x-0.05大于或者小于0 | ||||
| 4 | return array.sort(() => Math.random() - 0.5); | ||||
| 5 | } | ||||
| 6 | |||||
| 7 | export default randomArray | ||||