Preface[序] It is undoubtedly one of the most asked questions on the PHP mailing lists: how do I make my PHP scr ipts independent of the layout? While PHP is billed as "HTML embedded scr ipting language", after writing a couple of projects that mixed
PHP实现和c#一致的DES加密解密，可以从网上搜到一大堆，但是测试后发现都没法用。以下正确代码是我经过苦苦才找到的。希望大家在系统整合时能用的上。
注意：key的长度为8位以内。
//C# 版DES 加解密算法
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.We
