C#验证代码

• 判断输入的是不是月份：

publicstatic bool IsMonthNumber(string str_number)

 {

 returnSystem.Text.RegularExpressions.Regex.IsMatch(str_number,@"^(0?[1-9]|1[0-2])$");

 }

        /// <summary>

        /// 验证身份证号是否合法

        /// </summary>

        /// <paramname="Id"></param>

        /// <returns></returns>

        public static bool CheckIDCard(stringId)

        {

            //长度为18位的处理方法

            if (Id.Length == 18)

            {

                bool check = CheckIDCard18(Id);

                return check;

            }

            //长度为15位的处理方法

            else if (Id.Length == 15)

            {

                bool check = CheckIDCard15(Id);

                return check;

            }

            //长度不是18位或15位直接返回false

            else

            {

                return false;

            }

        }

        /// <summary>

        /// 验证18位的身份证号

        /// </summary>

        /// <paramname="Id"></param>

        /// <returns></returns>

        private static boolCheckIDCard18(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)

            {

                //数字验证

                return false;

            }

            string address ="11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";

 

            if (address.IndexOf(Id.Remove(2))== -1)

            {

                //省份验证

                return false;

 

            }

            string birth = Id.Substring(6,8).Insert(6, "-").Insert(4, "-");

            DateTime time = new DateTime();

            if (DateTime.TryParse(birth, outtime) == false)

            {

                //生日验证

                return false;

            }

            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())

            {

                //校验码验证

                return false;

            }

            //符合GB11643-1999标准

            return true;

        }

        /// <summary>

        /// 验证15位的身份证号

        /// </summary>

        /// <paramname="Id"></param>

        /// <returns></returns>

        private static boolCheckIDCard15(string Id)

        {

            long n = 0;

            if (long.TryParse(Id, out n) ==false || n < Math.Pow(10, 14))

            {

                //数字验证

                return false;

            }

            string address ="11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";

            if (address.IndexOf(Id.Remove(2))== -1)

            {

                //省份验证

                return false;

            }

            string birth = Id.Substring(6,6).Insert(4, "-").Insert(2, "-");

            DateTime time = new DateTime();

            if (DateTime.TryParse(birth, outtime) == false)

            {

                //生日验证

                return false;

            }

            //符合15位身份证标准

            return true;

        }

        /// <summary>

        /// 对姓名进行验证

        /// </summary>

        /// <paramname="name"></param>

        public static boolNameLengthVerify(string name)

        {

            int n = 0;

            foreach (char ch in name)

            {

                if (ch >= 0x4e00 &&ch <= 0x9fa5)

                {

                    n++;//n对汉字进行计数

                }

                else

                {

                    return false;

                }

            }

            if (n < 2 || n > 6)

            {

                return false;

            }

            return true;

        }

        /// <summary>

        /// 判断输入框中输入的是否是数字

        /// </summary>

        /// <paramname="str_number"></param>

        /// <returns></returns>

        public static bool IsNumber(stringstr_number)

        {

            returnSystem.Text.RegularExpressions.Regex.IsMatch(str_number,@"^[0-9]*$");

        }

    }

• 判断输入的姓名是不是合法：

        ///<summary>

        /// 输入姓名后判断姓名是否合法

        ///</summary>

         <paramname="sender"></param>

         <paramname="e"></param>

        private void textEditName_Leave(objectsender, EventArgs e)

        {

            if(!CommonOperator.NameLengthVerify(textEditName.Text))

            {

               FormFactory.ShowMessageBoxErrorDialog(this, "请检查姓名输入是否有误！");

                textEditName.EditValue =string.Empty;

            }

        }

• 判断证件号是不是合法：

        /// <summary>

        /// 查询时判断证件号是否合法

        /// </summary>

        /// <paramname="sender"></param>

        /// <paramname="e"></param>

        private voidtextEditIdnoLook_Leave(object sender, EventArgs e)

        {

            //判断证件号是不是合法

            if(!string.IsNullOrEmpty(textEditIdnoLook.Text))

            {

                if((comboBoxEditIdtypeLook.Text == "身份证")&& (!CommonOperator.CheckIDCard(textEditIdnoLook.Text)))

                {

                   FormFactory.ShowMessageBoxErrorDialog(this, "请再次确认证件号是否正确！");

                   this.textEditIdnoLook.EditValue = string.Empty;

                }

            }

        }