publicclass Validator
{
验证邮箱#region 验证邮箱
/**////<summary>
/// 验证邮箱
///</summary>
///<param name="source"></param>
///<returns></returns>
publicstaticbool 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,})$",
RegexOptions.IgnoreCase);
}
publicstaticbool HasEmail(string source)
{
return Regex.IsMatch(source,
@"[A-Za-z0-9](([_\.\-]?[a-zA-Z0-9]+)*)@"+
@"([A-Za-z0-9]+)(([\.\-]?[a-zA-Z0-9]+)*)\.([A-Za-z]{2,})",
RegexOptions.IgnoreCase);
}
#endregion
验证网址#region 验证网址
/**////<summary>
/// 验证网址
///</summary>
///<param name="source"></param>
///<returns></returns>
publicstaticbool IsUrl(string source)
{
return Regex.IsMatch(source,
@"^(((file|gopher|news|nntp|telnet|http|ftp|https|ftps|sftp)://)"+
@"|(www\.))+(([a-zA-Z0-9\._-]+\.[a-zA-Z]{2,6})|([0-9]{1,3}\.[0-9]"+
@"{1,3}\.[0-9]{1,3}\.[0-9]{1,3}))(/[a-zA-Z0-9\&%_\./-~-]*)?$",
RegexOptions.IgnoreCase);
}
publicstaticbool 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\&%_\./-~-]*)?",
RegexOptions.IgnoreCase);
}
#endregion
验证日期#region 验证日期
/**////<summary>
/// 验证日期
///</summary>
///<param name="source"></param>
///<returns></returns>
publicstaticbool IsDateTime(string source)
{
try
{
DateTime time = Convert.ToDateTime(source);
returntrue;
}
catch
{
returnfalse;
}
}
#endregion
验证手机号#region 验证手机号
/**////<summary>
/// 验证手机号
///</summary>
///<param name="source"></param>
///<returns></returns>
publicstaticbool IsMobile(string source)
{
return Regex.IsMatch(source, @"^1[35]\d{9}$", RegexOptions.IgnoreCase);
}
publicstaticbool HasMobile(string source)
{
return Regex.IsMatch(source, @"1[35]\d{9}", RegexOptions.IgnoreCase);
}
#endregion
验证IP#region 验证IP
/**////<summary>
/// 验证IP
///</summary>
///<param name="source"></param>
///<returns></returns>
publicstaticbool IsIP(string source)
{
return Regex.IsMatch(source,
@"^(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9])"+
@"\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]"+
@"|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]"+
@"|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[0-9])$",
RegexOptions.IgnoreCase);
}
publicstaticbool 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
验证身份证是否有效#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>
publicstaticbool IsIDCard(string Id)
{
if (Id.Length ==18)
{
bool check = IsIDCard18(Id);
return check;
}
elseif (Id.Length ==15)
{
bool check = IsIDCard15(Id);
return check;
}
else
{
returnfalse;
}
}
publicstaticbool 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)
{
returnfalse;//数字验证
}
string address =
"11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x"+
"15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
if (address.IndexOf(Id.Remove(2)) ==-1)
{
returnfalse;//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)
{
returnfalse;//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())
{
returnfalse;//校验码验证
}
returntrue;//符合GB11643-1999标准
}
publicstaticbool IsIDCard15(string Id)
{
long n =0;
if (long.TryParse(Id, out n) ==false|| n < Math.Pow(10, 14))
{
returnfalse;//数字验证
}
string address ="11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x"+
"14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
if (address.IndexOf(Id.Remove(2)) ==-1)
{
returnfalse;//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)
{
returnfalse;//生日验证
}
returntrue;//符合15位身份证标准
}
#endregion
是不是Int型的#region 是不是Int型的
/**////<summary>
/// 是不是Int型的
///</summary>
///<param name="source"></param>
///<returns></returns>
publicstaticbool IsInt(string source)
{
Regex regex =new Regex(@"^(-){0,1}\d+$");
if (regex.Match(source).Success)
{
if ((long.Parse(source) >0x7fffffffL) ||
(long.Parse(source) <-2147483648L))
{
returnfalse;
}
returntrue;
}
returnfalse;
}
#endregion
看字符串的长度是不是在限定数之间 一个中文为两个字符#region 看字符串的长度是不是在限定数之间 一个中
文为两个字符
/**////<summary>
/// 看字符串的长度是不是在限定数之间 一个中文为两个字符
///</summary>
///<param name="source">字符串</param>
///<param name="begin">大于等于</param>
///<param name="end">小于等于</param>
///<returns></returns>
publicstaticbool IsLengthStr(string source, int begin, int end)
{
int length = Regex.Replace(source, @"[^\x00-\xff]", "OK").Length;
if ((length <= begin) && (length >= end))
{
returnfalse;
}
returntrue;
}
#endregion
是不是中国电话,格式010-85849685#region 是不是中国电话,格式010-85849685
/**////<summary>
/// 是不是中国电话,格式010-85849685
///</summary>
///<param name="source"></param>
///<returns></returns>
publicstaticbool IsTel(string source)
{
return Regex.IsMatch(source, @"^\d{3,4}-?\d{6,8}$",
RegexOptions.IgnoreCase);
}
#endregion
邮政编码 6个数字#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>
publicstaticbool IsPostCode(string source)
{
return Regex.IsMatch(source, @"^\d{6}$",
RegexOptions.IgnoreCase);
}
#endregion
中文#region 中文
/**////<summary>
/// 中文
///</summary>
///<param name="source"></param>
///<returns></returns>
publicstaticbool IsChinese(string source)
{
return Regex.IsMatch(source, @"^[\u4e00-\u9fa5]+$",
RegexOptions.IgnoreCase);
}
publicstaticbool hasChinese(string source)
{
return Regex.IsMatch(source, @"[\u4e00-\u9fa5]+",
RegexOptions.IgnoreCase);
}
#endregion
验证是不是正常字符 字母,数字,下划线的组合#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>
publicstaticbool IsNormalChar(string source)
{
return Regex.IsMatch(source, @"[\w\d_]+", RegexOptions.IgnoreCase);
}
#endregion
}
![](https://img2024.cnblogs.com/blog/35695/202408/35695-20240826070647288-243310440.jpg)