The specific code is as follows:
First, with JavaScript validation:
Copy Code code as follows:
<script>
function Checkidcard (idcard) {
var errors=new Array (
"Verify through!",
"ID card number is wrong!",
"ID number date of birth out of range or contain illegal characters!",
"ID card number checksum error!",
"The identity card area is illegal!"
);
var area={11: "Beijing", 12: "Tianjin", 13: "Hebei", 14: "Shanxi", 15: "Inner Mongolia", 21: "Liaoning", 22: "Jilin", 23: "Heilongjiang", 31: "Shanghai", 32: "Jiangsu", 33: "Zhejiang", 34: "Anhui", 35: "Fujian", 36: "Jiangxi", 37: "Shandong", 41: "Henan", 42: "Hubei", 43: "Hunan", 44: "Guangdong", 45: "Guangxi", 46: "Hainan", 50: "Chongqing", 51: "Sichuan", 52: "Guizhou", 53: "Yunnan", 54: "Tibet", 61: "Shaanxi", 62: "Gansu", 63: "Qinghai", 64: "Ningxia", 65: "Xinjiang", 71: "Taiwan", 81: "Hong Kong", 82: "Macao", 91: "Foreign"}
var Idcard,y,jym;
var s,m;
var idcard_array = new Array ();
Idcard_array = Idcard.split ("");
Regional inspection
if (Area[parseint (Idcard.substr (0,2))]==null) return errors[4];
Identification number and format test
Switch (idcard.length) {
Case 15:
if ((parseint (Idcard.substr (6,2)) +1900% 4 = 0 | | ((parseint (Idcard.substr (6,2)) +1900% = = 0 && (parseint (Idcard.substr (6,2)) +1900)% 4 = 0)) {
Ereg=/^[1-9][0-9]{5}[0-9]{2} ((01|03|05|07|08|10|12) (0[1-9]|[ 1-2][0-9]|3[0-1]) | (04|06|09|11) (0[1-9]| [1-2] [0-9]|30) |02 (0[1-9]|[ 1-2][0-9]) [0-9]{3}$/;//Test Birth date legality
} else {
Ereg=/^[1-9][0-9]{5}[0-9]{2} ((01|03|05|07|08|10|12) (0[1-9]|[ 1-2][0-9]|3[0-1]) | (04|06|09|11) (0[1-9]| [1-2] [0-9]|30) |02 (0[1-9]|1[0-9]|2[0-8]) [0-9]{3}$/;//test date of birth legality
}
if (Ereg.test (Idcard)) return errors[0];
else return errors[2];
Break
Case 18:
18-digit identification number detection
Validity of Birth date check
Leap Month Day: ((01|03|05|07|08|10|12) (0[1-9]|[ 1-2][0-9]|3[0-1]) | (04|06|09|11) (0[1-9]| [1-2] [0-9]|30) |02 (0[1-9]|[ 1-2][0-9]))
Flat Month Day: ((01|03|05|07|08|10|12) (0[1-9]|[ 1-2][0-9]|3[0-1]) | (04|06|09|11) (0[1-9]| [1-2] [0-9]|30) |02 (0[1-9]|1[0-9]|2[0-8])
if (parseint (Idcard.substr (6,4))% 4 = 0 | | (parseint (Idcard.substr (6,4))% = = 0 && parseint (idcard.substr (6,4))%4 = = 0)) {
Ereg=/^[1-9][0-9]{5}19[0-9]{2} ((01|03|05|07|08|10|12) (0[1-9]|[ 1-2][0-9]|3[0-1]) | (04|06|09|11) (0[1-9]| [1-2] [0-9]|30) |02 (0[1-9]|[ 1-2][0-9]) [0-9]{3}[0-9xx]$/;//validity of a leap year birth date regular expression
} else {
Ereg=/^[1-9][0-9]{5}19[0-9]{2} ((01|03|05|07|08|10|12) (0[1-9]|[ 1-2][0-9]|3[0-1]) | (04|06|09|11) (0[1-9]| [1-2] [0-9]|30) |02 (0[1-9]|1[0-9]|2[0-8]) [0-9]{3}[0-9xx]$/;//excepting the legality of the date of birth regular expression
}
if (Ereg.test (Idcard)) {//test date of birth legality
Calculate Check digit
S = (parseint (idcard_array[0]) + parseint (idcard_array[10)) * 7
+ (parseint (idcard_array[1]) + parseint (idcard_array[11)) * 9
+ (parseint (idcard_array[2]) + parseint (idcard_array[12)) * 10
+ (parseint (idcard_array[3]) + parseint (idcard_array[13)) * 5
+ (parseint (idcard_array[4]) + parseint (idcard_array[14)) * 8
+ (parseint (idcard_array[5]) + parseint (idcard_array[15)) * 4
+ (parseint (idcard_array[6]) + parseint (idcard_array[16)) * 2
+ parseint (idcard_array[7]) * 1
+ parseint (idcard_array[8]) * 6
+ parseint (idcard_array[9]) * 3;
Y = S% 11;
M = "F";
Jym = "10x98765432";
M = Jym.substr (y,1);//Judge check digit
if (M = = idcard_array[17]) return errors[0]; Check digit of Detection ID
else return errors[3];
}
else return errors[2];
Break
Default
return errors[1];
Break
}
}
Alert (Checkidcard ("220183198808081610"))
</script>
Second, through the ASP code validation:
Copy Code code as follows:
<%
Function Checkidcard (Idcard) '-1 for the correct identity card, otherwise for illegal ID
Dim Y, Jym
Dim S, M
Dim Area
Area = "11,12,13,14,15,21,22,23,31,32,33,34,35,36,37,41,42,43,44,45,46,50,51,52,53,54,61,62,63,64,65,71,81,82,91 "
Dim Ereg
Set Ereg = New regexp
' Area test
If InStr (1, area, Mid (Idcard, 1, 2)) = 0 Then Checkidcard = 1:exit Function
' ID number and format test
Select case Len (Idcard)
Case 15
If ((CInt (Idcard, 7, 2) + 1900) MoD 4 = 0 or ((CInt (Mid (Idcard, 7, 2)) + 1900) mod = 0 and (CInt (mid Idcard, 7, 2 ) + 1900) Mod 4 = 0) Then
Ereg. Pattern = "^[1-9][0-9]{5}[0-9]{2}" (01|03|05|07|08|10|12) (0[1-9]|[ 1-2][0-9]|3[0-1]) | (04|06|09|11) (0[1-9]| [1-2] [0-9]|30) |02 (0[1-9]|[ 1-2][0-9]) [0-9]{3}$]/test date of birth legality
Else
Ereg. Pattern = "^[1-9][0-9]{5}[0-9]{2}" (01|03|05|07|08|10|12) (0[1-9]|[ 1-2][0-9]|3[0-1]) | (04|06|09|11) (0[1-9]| [1-2] [0-9]|30) |02 (0[1-9]|1[0-9]|2[0-8]) [0-9]{3}$ ';//validity of the test date of birth
End If
If (Ereg.test (idcard)) Then
Checkidcard =-1
Else
Checkidcard = 2
End If
Case 18
'//18-digit identification number detection
'//Birth date legality check
If ((CInt (Idcard, 7, 2) + 1900) MoD 4 = 0 or ((CInt (Mid (Idcard, 7, 2)) + 1900) mod = 0 and (CInt (mid Idcard, 7, 2 ) + 1900) Mod 4 = 0) Then
Ereg. Pattern = "^[1-9][0-9]{5}19[0-9]{2}" (01|03|05|07|08|10|12) (0[1-9]|[ 1-2][0-9]|3[0-1]) | (04|06|09|11) (0[1-9]| [1-2] [0-9]|30) |02 (0[1-9]|[ 1-2][0-9]) [0-9]{3}[0-9xx]$ "]//the legality of the date of birth of a leap year regular expression
Else
Ereg. Pattern = "^[1-9][0-9]{5}19[0-9]{2}" (01|03|05|07|08|10|12) (0[1-9]|[ 1-2][0-9]|3[0-1]) | (04|06|09|11) (0[1-9]| [1-2] [0-9]|30) |02 (0[1-9]|1[0-9]|2[0-8]) [0-9]{3}[0-9xx]$ ';//excepting the legality of the date of birth regular expression of
End If
If (Ereg.test (idcard)) Then
'//COMPUTE parity bit
S = (CInt (Mid (Idcard, 0 + 1, 1)) + CInt (Mid (Idcard, 10 + 1, 1)) * 7 _
+ (CInt (Mid (Idcard, 1 + 1, 1)) + CInt (Mid (Idcard, 11 + 1, 1)) * 9 _
+ (CInt (Mid (Idcard, 2 + 1, 1)) + CInt (Mid (Idcard, 12 + 1, 1)) * 10 _
+ (CInt (Mid (Idcard, 3 + 1, 1)) + CInt (Mid (Idcard, 13 + 1, 1)) * 5 _
+ (CInt (Mid (Idcard, 4 + 1, 1)) + CInt (Mid (Idcard, 14 + 1, 1)) * 8 _
+ (CInt (Mid (Idcard, 5 + 1, 1)) + CInt (Mid (Idcard, 15 + 1, 1)) * 4 _
+ (CInt (Mid (Idcard, 6 + 1, 1)) + CInt (Mid (Idcard, 16 + 1, 1)) * 2 _
+ CInt (Mid (Idcard, 7 + 1, 1)) * 1 _
+ CInt (Mid (Idcard, 8 + 1, 1)) * 6 _
+ CInt (Mid (Idcard, 9 + 1, 1)) * 3
Y = S Mod 11
M = "F"
Jym = "10x98765432"
M = Mid (jym, Y + 1, 1)
If (M = Mid (Idcard, 1, 1)) Then Checkidcard =-1 Else checkidcard = 3
Else
Checkidcard = 4
End If
Case Else
Checkidcard = Len (Idcard)
End Select
End Function%>
