C#中如何获取任意字母组合和验证邮件格式

发布时间：2020-12-15 04:39:05 所属栏目：百科来源：网络整理

导读：p style="FONT-SIZE: 10pt"??? //产生随机任意字母长度组合??? public string RndNum1(int VcodeNum)??? {??????? string Vchar = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";??????? string VNum = "";??????? Random rand = new Random();??????? for (int i

??? //产生随机任意字母长度组合??? public string RndNum1(int VcodeNum)??? {??????? string Vchar = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";??????? string VNum = "";??????? Random rand = new Random();??????? for (int i = 0; i < VcodeNum; i++)??????? {??????????? VNum += Vchar[rand.Next(Vchar.Length - 1)].ToString();??????? }??????? return VNum;

??? }

??? //返回:A46U-2VD4 形式的任意字母组合??? public string RndNum2(int VcodeNum)??? {??????? string Vchar = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";??????? string VNum = "";??????? Random rand = new Random();??????? for (int i = 1; i <= VcodeNum; i++)??????? {??????????? if (i % 8 == 0 && i != VcodeNum)??????????? {??????????????? VNum += Vchar[rand.Next(Vchar.Length - 1)].ToString() + "-";??????????? }??????????? else??????????? {??????????????? VNum += Vchar[rand.Next(Vchar.Length - 1)].ToString();??????????? }??????? }??????? return VNum;

??? }

?//邮件格式是否正确??? public static bool isEmail(string inputEmail)??? {??????? string strRegex = @"w+([-+.']w+)@w+([-.]w+).w+([-.]w+)*";??????? Regex re = new Regex(strRegex);??????? if (re.IsMatch(inputEmail))??????? {??????????? return true;??????? }??????? else??????? {??????????? return false;??????? }??? }

（编辑：李大同）

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