学步园

  <script type="text/javascript" language='javascript'>
    function isIdCardNo(num)
    {
        var factorArr = new Array(7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2,1);
        var error;
        var varArray = new Array();
        var intValue;
        var lngProduct = 0;
        var intCheckDigit;
        var intStrLen = num.length;
        var idNumber = num;
        // initialize
        if ((intStrLen != 15) && (intStrLen != 18))
        {
            return false;
        }
        // check and set value
        for(i=0;i<intStrLen;i++)
        {
            varArray[i] = idNumber.charAt(i);
            if ((varArray[i] < '0' || varArray[i] > '9') && (i != 17))
            {
                return false;
            }
            else if (i < 17)
            {
                varArray[i] = varArray[i]*factorArr[i];
            }
        }
       
        if (intStrLen == 18)
        {
            //check date
            var date8 = idNumber.substring(6,14);
            if (checkDate(date8) == false)
            {
                //error = "身份证中日期信息不正确！.";
                return false;
            }
            // calculate the sum of the products
            for(i=0;i<17;i++)
            {
                lngProduct = lngProduct + varArray[i];
            }
            // calculate the check digit
            intCheckDigit = 12 - lngProduct % 11;
            switch (intCheckDigit)
            {
                case 10:
                intCheckDigit = 'X';
                break;
                case 11:
                intCheckDigit = 0;
                break;
                case 12:
                intCheckDigit = 1;
                break;
            }
            // check last digit
            if (varArray[17].toUpperCase() != intCheckDigit)
            {
                return false;
            }
       }
       else
        {   //length is 15
            //check date
            var date6 = idNumber.substring(6,12);
            if (checkDate(date6) == false)
            {
                //alert("身份证日期信息有误！.");
                return false;
            }
        }
        return true;
    }
   
    function checkDate(date)
    {
        return true;
    }

    function test()
    {
        var id = document.getElementById('id').value;
        alert(id);
        alert(isIdCardNo(id));
    }
</script>

 

c#代码

 

using System;

///<summary>
/// Summary description for IDCardValid
///</summary>
publicclass IDCardValid
{
public IDCardValid()
    {
//
// TODO: Add constructor logic here
//
    }

///<summary>
/// 验证身份证号码
///</summary>
///<param name="Id">身份证号码</param>
///<returns>验证成功为True，否则为False</returns>
publicstaticbool CheckIDCard(string Id)
    {
if (Id.Length ==18)
        {
bool check = CheckIDCard18(Id);
return check;
        }
elseif (Id.Length ==15)
        {
bool check = CheckIDCard15(Id);
return check;
        }
else
        {
returnfalse;
        }
    }
#region 身份证号码验证

///<summary>
/// 验证15位身份证号
///</summary>
///<param name="Id">身份证号</param>
///<returns>验证成功为True，否则为False</returns>
privatestaticbool 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)
        {
returnfalse;//数字验证
        }
string address ="11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
if (address.IndexOf(Id.Remove(2)) ==-1)
        {
returnfalse;//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)
        {
returnfalse;//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())
        {
returnfalse;//校验码验证
        }
returntrue;//符合GB11643-1999标准
    }

///<summary>
/// 验证18位身份证号
///</summary>
///<param name="Id">身份证号</param>
///<returns>验证成功为True，否则为False</returns>
privatestaticbool CheckIDCard15(string Id)
    {
long n =0;
if (long.TryParse(Id, out n) ==false|| n < Math.Pow(10, 14))
        {
returnfalse;//数字验证
        }
string address ="11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
if (address.IndexOf(Id.Remove(2)) ==-1)
        {
returnfalse;//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)
        {
returnfalse;//生日验证
        }
returntrue;//符合15位身份证标准
    }
#endregion
} 

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