http://www.phplab.co.kr 에서 펌
<HTML>
<HEAD>
<TITLE>주민등록 번호 체크</TITLE>
<SCRIPT LANGUAGE="JavaScript">
function check_jumin() {
var chk =0;
var yy = document.jumin_num.jumin1.value.substring(0,2);
var mm = document.jumin_num.jumin1.value.substring(2,4);
var dd = document.jumin_num.jumin1.value.substring(4,6);
var sex = document.jumin_num.jumin2.value.substring(0,1);
// 주민등록번호를 자리수에 맞게 입력했는지 체크
if (document.jumin_num.jumin2.value.split(" ").join("") == "") {
alert ('주민등록번호를 입력하십시오.');
document.jumin_num.jumin1.focus();
return false;
}
if (document.jumin_num.jumin1.value.length!=6) {
alert ('주민등록번호 앞자리를 입력하십시오');
document.jumin_num.jumin1.focus();
return false;
}
if (document.jumin_num.jumin2.value.length != 7 ) {
alert ('주민등록번호 뒷자리를 입력하십시오.');
document.jumin_num.jumin2.focus();
return false;
}
if (isNaN(document.jumin_num.jumin1.value) || isNaN(document.jumin_num.jumin2.value)) {
document.jumin_num.jumin1.value = ""
document.jumin_num.jumin2.value = ""
alert('주민등록번호는 숫자만 가능합니다.');
return false;
}
if ((document.jumin_num.jumin1.value.length!=6)||(mm <1||mm>12||dd<1)){
// document.jumin_num.jumin1.value = ""
alert ('주민등록번호 앞자리가 잘못되었습니다.');
document.jumin_num.jumin1.focus();
return false;
}
if ((sex != 1 && sex !=2 )||(document.jumin_num.jumin2.value.length != 7 )){
// document.jumin_num.jumin2.value = ""
alert ('주민등록번호 뒷자리가 잘못되었습니다.');
document.jumin_num.jumin2.focus();
return false;
}
for (var i = 0; i <=5 ; i++) {
chk = chk + ((i%8+2) * parseInt(document.jumin_num.jumin1.value.substring(i,i+1)))
}
for (var i = 6; i <=11 ; i++) {
chk = chk + ((i%8+2) * parseInt(document.jumin_num.jumin2.value.substring(i-6,i-5)))
}
chk = 11 - (chk %11)
chk = chk % 10
if (chk != document.jumin_num.jumin2.value.substring(6,7)) {
// document.jumin_num.jumin1.value = "";
// document.jumin_num.jumin2.value = "";
alert ('맞지 않는 주민등록번호입니다.');
document.jumin_num.jumin1.focus();
return false;
}
alert('주민등록번호 형식에 맞는 번호입니다. ^^;');
}
</SCRIPT>
</HEAD>
<BODY>
<FORM NAME="jumin_num" METHOD="post">
주민등록번호 :
<INPUT TYPE="text" NAME="jumin1" MAXLENGTH="6" SIZE="6">
-
<INPUT TYPE="text" NAME="jumin2" MAXLENGTH="7" SIZE="7" onBlur="check_jumin()">
<INPUT TYPE="submit" NAME="send" VALUE="입장하기">
<INPUT TYPE="reset" NAME="reset" VALUE="다시쓰기">
</FORM>
</BODY>
</HTML>
invalid-file
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