C#验证邮箱,电话,手机,数字,英文,日期,身份证,邮编,网址,IP类等

#region 验证邮箱验证邮箱
/**//// <summary>
/// 验证邮箱
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static bool IsEmail(string source)
{
return Regex.IsMatch(source,@"^[A-Za-z0-9](([_.-]?[a-zA-Z0-9]+)*)@([A-Za-z0-9]+)(([.-]?[a-zA-Z0-9]+)*).([A-Za-z]{2,})$",RegexOptions.IgnoreCase);
}
public static bool HasEmail(string source)
{
return Regex.IsMatch(source,@"[A-Za-z0-9](([_.-]?[a-zA-Z0-9]+)*)@([A-Za-z0-9]+)(([.-]?[a-zA-Z0-9]+)*).([A-Za-z]{2,})",RegexOptions.IgnoreCase);
}
#endregion
  
#region 验证网址
/**//// <summary>
/// 验证网址
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static bool IsUrl(string source)
{
return Regex.IsMatch(source,@"^(((file|gopher|news|nntp|telnet|http|ftp|https|ftps|sftp)://)|(www.))+(([a-zA-Z0-9._-]+.[a-zA-Z]{2,6})|([0-9]{1,3}.[0-9]{1,3}))(/[a-zA-Z0-9&amp;%_./-~-]*)?$",RegexOptions.IgnoreCase);
}
public static bool HasUrl(string source)
{
return Regex.IsMatch(source,@"(((file|gopher|news|nntp|telnet|http|ftp|https|ftps|sftp)://)|(www.))+(([a-zA-Z0-9._-]+.[a-zA-Z]{2,3}))(/[a-zA-Z0-9&amp;%_./-~-]*)?",RegexOptions.IgnoreCase);
}
#endregion
  
#region 验证日期
/**//// <summary>
/// 验证日期
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static bool IsDateTime(string source)
{
try
{
DateTime time = Convert.ToDateTime(source);
return true;
}
catch
{
return false;
}
}
#endregion
  
#region 验证手机号
/**//// <summary>
/// 验证手机号
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static bool IsMobile(string source)
{
return Regex.IsMatch(source,@"^1[35]d{9}$",RegexOptions.IgnoreCase);
}
public static bool HasMobile(string source)
{
return Regex.IsMatch(source,@"1[35]d{9}",RegexOptions.IgnoreCase);
}
#endregion
  
#region 验证IP
/**//// <summary>
/// 验证IP
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static bool IsIP(string source)
{
return Regex.IsMatch(source,@"^(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]).(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0).(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0).(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[0-9])$",RegexOptions.IgnoreCase);
}
public static bool HasIP(string source)
{
return Regex.IsMatch(source,@"(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]).(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0).(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0).(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[0-9])",RegexOptions.IgnoreCase);
}
#endregion
          #region 验证身份证是否有效
/**//// <summary>
/// 验证身份证是否有效
/// </summary>
/// <param name="Id"></param>
/// <returns></returns>
public static bool IsIDCard(string Id)
{
if (Id.Length == 18)
{
bool check = IsIDCard18(Id);
return check;
}
else if (Id.Length == 15)
{
bool check = IsIDCard15(Id);
return check;
}
else
{
return false;
}
}
  
        public static bool IsIDCard18(string Id)
{
long n = 0;
if (long.TryParse(Id.Remove(17),out n) == false || n < Math.Pow(10,16) || long.TryParse(Id.Replace('x','0').Replace('X','0'),out n) == false)
{
return false;//数字验证
}
string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
if (address.IndexOf(Id.Remove(2)) == -1)
{
return false;//省份验证
}
string birth = Id.Substring(6,8).Insert(6,"-").Insert(4,"-");
DateTime time = new DateTime();
if (DateTime.TryParse(birth,out time) == false)
{
return false;//生日验证
}
string[] arrVarifyCode = ("1,x,9,8,7,6,5,4,3,2").Split(',');
string[] Wi = ("7,10,2,1,');
char[] Ai = Id.Remove(17).ToCharArray();
int sum = 0;
for (int i = 0; i < 17; i++)
{
sum += int.Parse(Wi[i]) * int.Parse(Ai[i].ToString());
}
int y = -1;
Math.DivRem(sum,11,out y);
if (arrVarifyCode[y] != Id.Substring(17,1).ToLower())
{
return false;//校验码验证
}
return true;//符合GB11643-1999标准
}
  
        public static bool IsIDCard15(string Id)
{
long n = 0;
if (long.TryParse(Id,14))
{
return false;//数字验证
}
string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
if (address.IndexOf(Id.Remove(2)) == -1)
{
return false;//省份验证
}
string birth = Id.Substring(6,6).Insert(4,"-").Insert(2,out time) == false)
{
return false;//生日验证
}
return true;//符合15位身份证标准
}
#endregion
  
        #region 是不是Int型的
/**//// <summary>
/// 是不是Int型的
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static bool IsInt(string source)
{
Regex regex = new Regex(@"^(-){0,1}d+$");
if (regex.Match(source).Success)
{
if ((long.Parse(source) > 0x7fffffffL) || (long.Parse(source) < -2147483648L))
{
return false;
}
return true;
}
return false;
}
#endregion
  
        #region 看字符串的长度是不是在限定数之间 一个中文为两个字符
/**//// <summary>
/// 看字符串的长度是不是在限定数之间 一个中文为两个字符
/// </summary>
/// <param name="source">字符串</param>
/// <param name="begin">大于等于</param>
/// <param name="end">小于等于</param>
/// <returns></returns>
public static bool IsLengthStr(string source,int begin,int end)
{
int length = Regex.Replace(source,@"[^x00-xff]","OK").Length;
if ((length <= begin) && (length >= end))
{
return false;
}
return true;
}
#endregion
  
        #region 是不是中国电话，格式010-85849685
/**//// <summary>
/// 是不是中国电话，格式010-85849685
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static bool IsTel(string source)
{
return Regex.IsMatch(source,@"^d{3,4}-?d{6,8}$",RegexOptions.IgnoreCase);
}
#endregion
  
       #region 邮政编码 6个数字
/**//// <summary>
/// 邮政编码 6个数字
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static bool IsPostCode(string source)
{
return Regex.IsMatch(source,@"^d{6}$",RegexOptions.IgnoreCase);
}
#endregion
  
       #region 中文
/**//// <summary>
/// 中文
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static bool IsChinese(string source)
{
return Regex.IsMatch(source,@"^[u4e00-u9fa5]+$",RegexOptions.IgnoreCase);
}
public static bool hasChinese(string source)
{
return Regex.IsMatch(source,@"[u4e00-u9fa5]+",RegexOptions.IgnoreCase);
}
#endregion
  
       #region 验证是不是正常字符 字母，数字，下划线的组合
/**//// <summary>
/// 验证是不是正常字符 字母，数字，下划线的组合
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static bool IsNormalChar(string source)
{
return Regex.IsMatch(source,@"[wd_]+",RegexOptions.IgnoreCase);
}
#endregion