摘要: 这个其实不是问题,一般情况下倒是不会出问题的,代码如下:private string random_str(int length){ int number; string checkCode = String.Empty; int iSeed = 10; Random ro = new Random(10); long tick = DateTime.Now.Ticks; Random random = new Random((int)(tick & 0xffffffffL) | (int)(tick >> 32)); for (int i =... 阅读全文
posted @ 2013-02-18 22:03 MaxIE 阅读(934) 评论(0) 推荐(0) 编辑