C# MD5加密没那么麻烦

/// <summary> /// MD5 加密函数 /// </summary> /// <param name="str"></param> /// <param name="code"></param> /// <returns></returns> public static string MD5(string str,int code) { if(code==16) { return System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(str,"MD5").ToLower().Substring(8,16) ; } if(code==32) { return System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(str,"MD5"); } return "00000000000000000000000000000000"; }