shop.Tools/ValidataField.cs

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

namespace shop.Tools
{
    public class ValidataField
    {
        public static string OK = "ok";
        private static string chineseReg = @"[^\x00-\xff]";
        private static string emailReg = @"\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*";
        private static string telReg = @"^[0-9]{3,}-[0-9]{6,8}$";
        private static string mobileReg = @"^1[0-9]{10}$";
        private static string postcodeReg = @"^\d{6}$";
        private static string cardIDReg = @"^(\d{15}$|^\d{18}$|^\d{17}(\d|X|x))$";
        private static string numberReg = @"^\d+$";
        public static string ValidataUserName(string userName)
        {
            int len = GetLength(userName);
            if (userName.Trim().Length == 0)
            {
                return "请输入用户名"; 
            }
            if (len < 5 || len > 20)
            {
                return "用户名长度不够或者超过范围";
            }
            if (userName.IndexOf('\'') > -1)
            {
                return "用户名中含有的单引号为非法字符";
            }
            if (userName.IndexOf('\"') > -1)
            {
                return "用户名中含有的双引号为非法字符";
            }
            return OK;
        }
        public static string ValidataPassword(string password)
        {
            int len = GetLength(password);
            if (len == 0)
            {
                return "请输入密码";
            }
            else if (len < 6 || len > 50)
            {
                return "密码长度不够或超出范围";
            }
            return OK;
        }
        public static string ValidataConfirmPassword(string password, string confirPassword)
        {
            if (confirPassword.Trim().Length == 0)
            {
                return "请确认密码";
            }
            else if (password != confirPassword)
            {
                return "密码前后输入不一致";