.net实现中国身份证号码验证源码
using System; ///
/// Summary description for IDCardValid ///
public class IDCardValid {
public IDCardValid()
{ //
// TODO: Add constructor logic here // } ///
/// 验证身份证号码 ///
/// 身份证号码
/// 验证成功为True，否则为False public static bool CheckIDCard(string Id) {
if (Id.Length == 18) {
bool check = CheckIDCard18(Id); return check; }
else if (Id.Length == 15) {
bool check = CheckIDCard15(Id); return check; } else {
return false; } }
#region 身份证号码验证 ///
/// 验证15位身份证号 ///
/// 身份证号
/// 验证成功为True，否则为False
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)
1
{
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[]
string[]
arrVarifyCode
Wi
= =
("1,0,x,9,8,7,6,5,4,3,2").Split(',');
("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
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 } ///
/// 验证18位身份证号 ///
/// 身份证号
/// 验证成功为True，否则为False
private static bool CheckIDCard15(string Id) {
long n = 0;
if (long.TryParse(Id, out n) == false || n
sum
+=
int.Parse(Wi[i])
*
int.Parse(Ai[i].ToString());
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) { &n
bsp; return false;//生日验证 }
return true;//符合15位身份证标准 }
#endregion }
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.net实现中国身份证号码验证源码
using System; ///
/// Summary description for IDCardValid ///
public class IDCardValid {
public IDCardValid()
{ //
// TODO: Add constructor logic here // } ///
/// 验证身份证号码 ///
/// 身份证号码
/// 验证成功为True，否则为False public static bool CheckIDCard(string Id) {
if (Id.Length == 18) {
bool check = CheckIDCard18(Id); return check; }
else if (Id.Length == 15) {
bool check = CheckIDCard15(Id); return check; } else {
return false; } }
#region 身份证号码验证 ///
/// 验证15位身份证号 ///
/// 身份证号
/// 验证成功为True，否则为False
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)
1
{
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[]
string[]
arrVarifyCode
Wi
= =
("1,0,x,9,8,7,6,5,4,3,2").Split(',');
("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
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 } ///
/// 验证18位身份证号 ///
/// 身份证号
/// 验证成功为True，否则为False
private static bool CheckIDCard15(string Id) {
long n = 0;
if (long.TryParse(Id, out n) == false || n
sum
+=
int.Parse(Wi[i])
*
int.Parse(Ai[i].ToString());
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) { &n
bsp; return false;//生日验证 }
return true;//符合15位身份证标准 }
#endregion }
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