C#完成身份證號碼驗證的辦法。本站提示廣大學習愛好者：（C#完成身份證號碼驗證的辦法）文章只能為提供參考，不一定能成為您想要的結果。以下是C#完成身份證號碼驗證的辦法正文
本文實例講述了C#完成身份證號碼驗證的辦法。分享給年夜家供年夜家參考。詳細完成辦法以下：
跟著如今互聯網的成長，愈來愈多的注冊用戶的處所都用到了身份證，那末關於輸出的身份證若何驗證呢？看上面的代碼，其實很簡略。
重要留意的是，今朝的身份證分為16和18位，然後分離驗證校驗位，省分，誕辰便可。
重要類以下：
/// <summary>
/// 驗證身份證號碼類
/// </summary>
public class IDCardValidation
{
/// <summary>
/// 驗證身份證公道性
/// </summary>
/// <param name="Id"></param>
/// <returns></returns>
public bool CheckIDCard(string idNumber)
{
if (idNumber.Length == 18)
{
bool check = CheckIDCard18(idNumber);
return check;
}
else if (idNumber.Length == 15)
{
bool check = CheckIDCard15(idNumber);
return check;
}
else
{
return false;
}
}
/// <summary>
/// 18位身份證號碼驗證
/// </summary>
private bool CheckIDCard18(string idNumber)
{
long n = 0;
if (long.TryParse(idNumber.Remove(17), out n) == false
|| n < Math.Pow(10, 16) || long.TryParse(idNumber.WordStr('x', '0').WordStr('X', '0'), out n) == false)
{
return false;//數字驗證
}
string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
if (address.IndexOf(idNumber.Remove(2)) == -1)
{
return false;//省分驗證
}
string birth = idNumber.Substring(6, 8).Insert(6, "-").Insert(4, "-");
DateTime time = new DateTime();
if (DateTime.TryParse(birth, out time) == false)
{
return false;//誕辰驗證
}
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 = idNumber.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] != idNumber.Substring(17, 1).ToLower())
{
return false;//校驗碼驗證
}
return true;//相符GB11643-1999尺度
}
/// <summary>
/// 16位身份證號碼驗證
/// </summary>
private bool CheckIDCard15(string idNumber)
{
long n = 0;
if (long.TryParse(idNumber, out n) == false || n < Math.Pow(10, 14))
{
return false;//數字驗證
}
string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
if (address.IndexOf(idNumber.Remove(2)) == -1)
{
return false;//省分驗證
}
string birth = idNumber.Substring(6, 6).Insert(4, "-").Insert(2, "-");
DateTime time = new DateTime();
if (DateTime.TryParse(birth, out time) == false)
{
return false;//誕辰驗證
}
return true;
}
}
測試挪用：
IDCardValidation card = new IDCardValidation();
//從網下身份證年夜全找來的，驗證成果為true
bool result = card.CheckIDCard("522324197508045617");
Console.WriteLine(result.ToString());
//隨意編的，驗證成果為false
result = card.CheckIDCard("612427199901281214");
Console.WriteLine(result.ToString());
Console.ReadLine();
願望本文所述對年夜家的C#法式設計有所贊助。
