如何验证数据帮助类？验证数据帮助类的方法（代码示例）
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using System;
using System.Text.RegularExpressions;
namespace ZMM.Core
{
/// <summary>
/// 验证帮助类
/// </summary>
public class ValidateHelper
{
//邮件正则表达式
private static Regex _emailregex = new Regex(@"^[a-z0-9]([a-z0-9]*[-_]?[a-z0-9]+)*@([a-z0-9]*[-_]?[a-z0-9]+)+[\.][a-z]{2,3}([\.][a-z]{2})?$", RegexOptions.IgnoreCase);
//手机号正则表达式
private static Regex _mobileregex = new Regex("^(13|15|17|18)[0-9]{9}$");
//固话号正则表达式
private static Regex _phoneregex = new Regex(@"^(\d{3,4}-?)?\d{7,8}$");
//IP正则表达式
private static Regex _ipregex = new Regex(@"^(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])$");
//日期正则表达式
private static Regex _dateregex = new Regex(@"(\d{4})-(\d{1,2})-(\d{1,2})");
//数值(包括整数和小数)正则表达式
private static Regex _numericregex = new Regex(@"^[-]?[0-9]+(\.[0-9]+)?$");
//邮政编码正则表达式
private static Regex _zipcoderegex = new Regex(@"^\d{6}$");
/// <summary>
/// 是否为邮箱名
/// </summary>
public static bool IsEmail(string s)
{
if (string.IsNullOrEmpty(s))
return true;
return _emailregex.IsMatch(s);
}
/// <summary>
/// 是否为手机号
/// </summary>
public static bool IsMobile(string s)
{
if (string.IsNullOrEmpty(s))
return true;
return _mobileregex.IsMatch(s);
}
/// <summary>
/// 是否为固话号
/// </summary>
public static bool IsPhone(string s)
{
if (string.IsNullOrEmpty(s))
return true;
return _phoneregex.IsMatch(s);
}
/// <summary>
/// 是否为IP
/// </summary>
public static bool IsIP(string s)
{
return _ipregex.IsMatch(s);
}
/// <summary>
/// 是否是身份证号
/// </summary>
public static bool IsIdCard(string id)
{
if (string.IsNullOrEmpty(id))
return true;
if (id.Length == 18)
return CheckIDCard18(id);
else if (id.Length == 15)
return CheckIDCard15(id);
else
return false;
}
/// <summary>
/// 是否为18位身份证号
/// </summary>
private static bool CheckIDCard18(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
}
/// <summary>
/// 是否为15位身份证号
/// </summary>
private static bool CheckIDCard15(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
}
/// <summary>
/// 是否为日期
/// </summary>
public static bool IsDate(string s)
{
return _dateregex.IsMatch(s);
}
/// <summary>
/// 是否是数值(包括整数和小数)
/// </summary>
public static bool IsNumeric(string numericStr)
{
return _numericregex.IsMatch(numericStr);
}
/// <summary>
/// 是否为邮政编码
/// </summary>
public static bool IsZipCode(string s)
{
if (string.IsNullOrEmpty(s))
return true;
return _zipcoderegex.IsMatch(s);
}
/// <summary>
/// 是否是图片文件名
/// </summary>
/// <returns> </returns>
public static bool IsImgFileName(string fileName)
{
if (fileName.IndexOf(".") == -1)
return false;
string tempFileName = fileName.Trim().ToLower();
string extension = tempFileName.Substring(tempFileName.LastIndexOf("."));
return extension == ".png" || extension == ".bmp" || extension == ".jpg" || extension == ".jpeg" || extension == ".gif";
}
/// <summary>
/// 是否是文件名word
/// </summary>
/// <param name="fileName"></param>
/// <returns></returns>
public static bool IsFile(string fileName)
{
if (fileName.IndexOf(".") == -1)
return false;
string tempFileName = fileName.Trim().ToLower();
string extension = tempFileName.Substring(tempFileName.LastIndexOf("."));
return extension == ".doc" || extension == ".docx" || extension == ".xls" || extension == ".xlsx" || extension == ".txt";
}
/// <summary>
/// 判断一个ip是否在另一个ip内
/// </summary>
/// <param name="sourceIP">检测ip</param>
/// <param name="targetIP">匹配ip</param>
/// <returns></returns>
public static bool InIP(string sourceIP, string targetIP)
{
if (string.IsNullOrEmpty(sourceIP) || string.IsNullOrEmpty(targetIP))
return false;
string[] sourceIPBlockList = StringHelper.SplitString(sourceIP, @".");
string[] targetIPBlockList = StringHelper.SplitString(targetIP, @".");
int sourceIPBlockListLength = sourceIPBlockList.Length;
for (int i = 0; i < sourceIPBlockListLength; i++)
{
if (targetIPBlockList[i] == "*")
return true;
if (sourceIPBlockList[i] != targetIPBlockList[i])
{
return false;
}
else
{
if (i == 3)
return true;
}
}
return false;
}
/// <summary>
/// 判断一个ip是否在另一个ip内
/// </summary>
/// <param name="sourceIP">检测ip</param>
/// <param name="targetIPList">匹配ip列表</param>
/// <returns></returns>
public static bool InIPList(string sourceIP, string[] targetIPList)
{
if (targetIPList != null && targetIPList.Length > 0)
{
foreach (string targetIP in targetIPList)
{
if (InIP(sourceIP, targetIP))
return true;
}
}
return false;
}
/// <summary>
/// 判断一个ip是否在另一个ip内
/// </summary>
/// <param name="sourceIP">检测ip</param>
/// <param name="targetIPStr">匹配ip</param>
/// <returns></returns>
public static bool InIPList(string sourceIP, string targetIPStr)
{
string[] targetIPList = StringHelper.SplitString(targetIPStr, "\n");
return InIPList(sourceIP, targetIPList);
}
/// <summary>
/// 判断当前时间是否在指定的时间段内
/// </summary>
/// <param name="periodList">指定时间段</param>
/// <param name="liePeriod">所处时间段</param>
/// <returns></returns>
public static bool BetweenPeriod(string[] periodList, out string liePeriod)
{
if (periodList != null && periodList.Length > 0)
{
DateTime startTime;
DateTime endTime;
DateTime nowTime = DateTime.Now;
DateTime nowDate = nowTime.Date;
foreach (string period in periodList)
{
int index = period.IndexOf("-");
startTime = TypeHelper.StringToDateTime(period.Substring(0, index));
endTime = TypeHelper.StringToDateTime(period.Substring(index + 1));
if (startTime < endTime)
{
if (nowTime > startTime && nowTime < endTime)
{
liePeriod = period;
return true;
}
}
else
{
if ((nowTime > startTime && nowTime < nowDate.AddDays(1)) || (nowTime < endTime))
{
liePeriod = period;
return true;
}
}
}
}
liePeriod = string.Empty;
return false;
}
/// <summary>
/// 判断当前时间是否在指定的时间段内
/// </summary>
/// <param name="periodStr">指定时间段</param>
/// <param name="liePeriod">所处时间段</param>
/// <returns></returns>
public static bool BetweenPeriod(string periodStr, out string liePeriod)
{
string[] periodList = StringHelper.SplitString(periodStr, "\n");
return BetweenPeriod(periodList, out liePeriod);
}
/// <summary>
/// 判断当前时间是否在指定的时间段内
/// </summary>
/// <param name="periodList">指定时间段</param>
/// <returns></returns>
public static bool BetweenPeriod(string periodList)
{
string liePeriod = string.Empty;
return BetweenPeriod(periodList, out liePeriod);
}
/// <summary>
/// 是否是数值(包括整数和小数)
/// </summary>
public static bool IsNumericArray(string[] numericStrList)
{
if (numericStrList != null && numericStrList.Length > 0)
{
foreach (string numberStr in numericStrList)
{
if (!IsNumeric(numberStr))
return false;
}
return true;
}
return false;
}
/// <summary>
/// 是否是数值(包括整数和小数)
/// </summary>
public static bool IsNumericRule(string numericRuleStr, string splitChar)
{
return IsNumericArray(StringHelper.SplitString(numericRuleStr, splitChar));
}
/// <summary>
/// 是否是数值(包括整数和小数)
/// </summary>
public static bool IsNumericRule(string numericRuleStr)
{
return IsNumericRule(numericRuleStr, ",");
}
}
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