C#验证邮箱,电话,手机,数字,英文,日期,身份证,邮编,网址,IP类等常用函数封装

#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}.[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]{2,6})|([0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}))(/[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 = ("1,0,x,9,8,7,6,5,4,3,2").Split(‘,‘);

string[] Wi = ("7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2").Split(‘,‘);

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, out n) == false || n < Math.Pow(10, 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, "-");

DateTime time = new DateTime();

if (DateTime.TryParse(birth, 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

时间： 2024-10-27 06:36:19

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