侯晓伟

摘要： 今天迎来了2018年第一场雪,这个美好的日子,总的写点什么纪念一下,在这里写了一个在js中使用Math.random()函数,随机生成四位数的验证码及其验证码换颜色. 1 js代码如下： 2 var arrayTest= ["m","n","v","x","z","a","b","c","d","e","f","g","h"," 阅读全文