一个C#正规表达式验证类代码,CSharp代码库,德仔网

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【CSharp】一个C#正规表达式验证类
作者:Dezai.CN / 发布于2011/2/9/ 533
一个C#正规表达式验证类：邮箱,电话,手机,数字,英文,日期,身份证,邮编,网址,IP
<div> 验证邮箱#region 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,})$", RegexOptions.IgnoreCase);
 }
 public static bool HasEmail(string source)
 {
 return Regex.IsMatch(source, @"[A-Za-z0-9](([_\.\-]?[a-zA-Z0-9]+)*)@([A-Za-z0-9]+)(([\.\-]?[a-zA-Z0-9]+)*)\.([A-Za-z]{2,})", RegexOptions.IgnoreCase);
 }
 #endregion</div>
<div> 验证网址#region 验证网址
 /**//// <summary>
 /// 验证网址
 /// </summary>
 /// <param name="source"></param>
 /// <returns></returns>
 public static bool IsUrl(string source)
 {
 return Regex.IsMatch(source, @"^(((file|gopher|news|nntp|telnet|http|ftp|https|ftps|sftp)://)|(www\.))+(([a-zA-Z0-9\._-]+\.[a-zA-Z]{2,6})|([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}))(/[a-zA-Z0-9\&amp;%_\./-~-]*)?$", 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</div>
<div> 验证日期#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</div>
<div> 验证手机号#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}$", RegexOptions.IgnoreCase);
 }
 public static bool HasMobile(string source)
 {
 return Regex.IsMatch(source, @"1[35]\d{9}", RegexOptions.IgnoreCase);
 }
 #endregion</div>
<div> 验证IP#region 验证IP
 /**//// <summary>
 /// 验证IP
 /// </summary>
 /// <param name="source"></param>
 /// <returns></returns>
 public static bool IsIP(string source)
 {
 return Regex.IsMatch(source, @"^(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9])\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[0-9])$", 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</div>
<div> 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>
 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;
 }
 }
<div> 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
 }
<div> 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</div>
<div> 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>
 public static bool IsInt(string source)
 {
 Regex regex = new Regex(@"^(-){0,1}\d+$");
 if (regex.Match(source).Success)
 {
 if ((long.Parse(source) > 0x7fffffffL) || (long.Parse(source) < -2147483648L))
 {
 return false;
 }
 return true;
 }
 return false;
 }
 #endregion</div>
<div> 看字符串的长度是不是在限定数之间 一个中文为两个字符#region 看字符串的长度是不是在限定数之间 一个中文为两个字符
 /**//// <summary>
 /// 看字符串的长度是不是在限定数之间 一个中文为两个字符
 /// </summary>
 /// <param name="source">字符串</param>
 /// <param name="begin">大于等于</param>
 /// <param name="end">小于等于</param>
 /// <returns></returns>
 public static bool IsLengthStr(string source, int begin, int end)
 {
 int length = Regex.Replace(source, @"[^\x00-\xff]", "OK").Length;
 if ((length <= begin) && (length >= end))
 {
 return false;
 }
 return true;
 }
 #endregion</div>
<div> 是不是中国电话，格式010-85849685#region 是不是中国电话，格式010-85849685
 /**//// <summary>
 /// 是不是中国电话，格式010-85849685
 /// </summary>
 /// <param name="source"></param>
 /// <returns></returns>
 public static bool IsTel(string source)
 {
 return Regex.IsMatch(source, @"^\d{3,4}-?\d{6,8}$", RegexOptions.IgnoreCase);
 }
 #endregion</div>
<div> 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>
 public static bool IsPostCode(string source)
 {
 return Regex.IsMatch(source, @"^\d{6}$", RegexOptions.IgnoreCase);
 }
 #endregion</div>
<div> 中文#region 中文
 /**//// <summary>
 /// 中文
 /// </summary>
 /// <param name="source"></param>
 /// <returns></returns>
 public static bool IsChinese(string source)
 {
 return Regex.IsMatch(source, @"^[\u4e00-\u9fa5]+$", RegexOptions.IgnoreCase);
 }
 public static bool hasChinese(string source)
 {
 return Regex.IsMatch(source, @"[\u4e00-\u9fa5]+", RegexOptions.IgnoreCase);
 }
 #endregion</div>
<div> 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>
 public static bool IsNormalChar(string source)
 {
 return Regex.IsMatch(source, @"[\w\d_]+", RegexOptions.IgnoreCase);
 }
 #endregion</div>
<div> }
}
<div></div>
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