1 // 判断是否为邮编
2 public static bool IsPostalcode(string strPostcode)
3 {
4 if (strPostcode == null) return false;
5 else return Regex.IsMatch(strPostcode, @"^\d{6}$");
6 }
1 /// <summary>
2 /// 判断邮箱是否有效
3 /// </summary>
4 /// <param name="cardNum">邮箱地址</param>
5 /// <returns></returns>
6 public static bool CheckCardMail(string cardNum)
7 {
8 var cardExp = new Regex(@"^[a-z0-9_\-]+(\.[_a-z0-9\-]+)*@([_a-z0-9\-]+\.)+([a-z]{2}|aero|arpa|biz|com|coop|edu|gov|info|int|jobs|mil|museum|name|nato|net|org|pro|travel)$");
9
10 return cardExp.Match(cardNum).Success;
11 }
