<html> <head> <meta name="GENERATOR" c> <meta name="ProgId" c> <meta http-equiv="Content-Type" c> <title>檢查身份証號碼</title> <script language="javascript"> function check_tw_id(sId){ var LegalID = "0123456789" var fResult=true; if(sId.length<10) fResult=false; else{ if((sId.charAt(0)=='A') || (sId.charAt(0)=='a')) value=10 else if((sId.charAt(0)=='B') || (sId.charAt(0)=='b')) value=11 else if((sId.charAt(0)=='C') || (sId.charAt(0)=='c')) value=12 else if((sId.charAt(0)=='D') || (sId.charAt(0)=='d')) value=13 else if((sId.charAt(0)=='E') || (sId.charAt(0)=='e')) value=14 else if((sId.charAt(0)=='F') || (sId.charAt(0)=='f')) value=15 else if((sId.charAt(0)=='G') || (sId.charAt(0)=='g')) value=16 else if((sId.charAt(0)=='H') || (sId.charAt(0)=='h')) value=17 else if((sId.charAt(0)=='J') || (sId.charAt(0)=='j')) value=18 else if((sId.charAt(0)=='K') || (sId.charAt(0)=='k')) value=19 else if((sId.charAt(0)=='L') || (sId.charAt(0)=='l')) value=20 else if((sId.charAt(0)=='M') || (sId.charAt(0)=='m')) value=21 else if((sId.charAt(0)=='N') || (sId.charAt(0)=='n')) value=22 else if((sId.charAt(0)=='P') || (sId.charAt(0)=='p')) value=23 else if((sId.charAt(0)=='Q') || (sId.charAt(0)=='q')) value=24 else if((sId.charAt(0)=='R') || (sId.charAt(0)=='r')) value=25 else if((sId.charAt(0)=='S') || (sId.charAt(0)=='s')) value=26 else if((sId.charAt(0)=='T') || (sId.charAt(0)=='t')) value=27 else if((sId.charAt(0)=='U') || (sId.charAt(0)=='u')) value=28 else if((sId.charAt(0)=='V') || (sId.charAt(0)=='v')) value=29 else if((sId.charAt(0)=='X') || (sId.charAt(0)=='x')) value=30 else if((sId.charAt(0)=='Y') || (sId.charAt(0)=='y')) value=31 else if((sId.charAt(0)=='W') || (sId.charAt(0)=='w')) value=32 else if((sId.charAt(0)=='Z') || (sId.charAt(0)=='z')) value=33 else if((sId.charAt(0)=='I') || (sId.charAt(0)=='i')) value=34 else if((sId.charAt(0)=='O') || (sId.charAt(0)=='o')) value=35 else fResult = false ; } if(fResult==true){ value = Math.floor(value/10) + (value%10)*9 + parseInt(sId.charAt(1))*8 + parseInt(sId.charAt(2))*7 + parseInt(sId.charAt(3)) * 6 + parseInt(sId.charAt(4)) * 5 + parseInt(sId.charAt(5))*4 + parseInt(sId.charAt(6)) * 3+ parseInt(sId.charAt(7)) * 2+ parseInt(sId.charAt(8)) + parseInt(sId.charAt(9)) ; value = value % 10 ; if(value!=0) fResult = false ; var i; var c; for (i = 1; i < sId.length; i++){ c = sId.charAt(i); if (LegalID.indexOf(c) == -1) fResult = false; } } if(fResult == false) return false; else return true; } function check_Field_tw_id(obj,ErrMsg){ if (!check_tw_id(obj.value)){ if (ErrMsg != null && ErrMsg != "") alert(ErrMsg); obj.focus(); return false; } return true; } function MemberVerify(obj) { if (!check_Field_tw_id(obj.PersonalId)) { alert('您輸入的身份證字號格式有誤'); obj.PersonalId.focus(); return false; } return true; } </script> </head> <body> <form method="post" > 身份証字號:<input type="text" name="PersonalId"> <input type="submit" value="檢查"> </form> </body> </html>
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