C#验证类 可验证:邮箱,电话,手机,数字,英文,日期,身份证,邮编,网址,IP

     基于方便各个项目的引用和扩展的目的,以下收集了一些常用的验证信息:

代码
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;  
using System.Text.RegularExpressions;

namespace ValidatorTest
{
    
/// <summary>
    
/// RegExp Soruce:   http://regexlib.com/DisplayPatterns.aspx
    
/// Author:Kein   greatandforever@163.com
    
/// Intro:验证 网址,IP,邮箱,电话,手机,数字,英文,日期,身份证,邮编,
    
/// 原则上是中国通用,这里只是提供一些通用的验证,在各种场合有特殊情况的肯定要自己再补充。
    
/// Version: 1.0
    
/// </summary>
    public class Validator
    {
        
#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

        
#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)
        {
            
bool flag = false;
            DateTime time 
= new DateTime();
            
if (DateTime.TryParse(source, out time))
            {
                flag 
= true;
            }
            
return flag;

        }
        
#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(1016|| 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(68).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, 
11out y);
            
if (arrVarifyCode[y] != Id.Substring(171).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(1014))
            {
                
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(66).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, @"[\w\d_]+", RegexOptions.IgnoreCase);
        }
        
#endregion

    }
}

参考地址:

1.http://regexlib.com/DisplayPatterns.aspx

2. http://www.cnblogs.com/yongfa365/archive/2008/07/19/YongFa365_Validator.html

    

原文地址:https://www.cnblogs.com/greatandforever/p/1706067.html