성인사이트 만들때 필요해서 만들어 본.... 으흐흐...
<?
function cmm_get_ageman($jumin1, $jumin2=""){
if(trim($jumin2) == ""){
$temp = $jumin1;
$jumin1 = substr($temp, 0, 6);
$jumin2 = substr($temp, 6, 7);
}
//생년구하기
$k = substr($jumin2, 0, 1);
if($k == "1" || $k == "2" || $k == "5" || $k == "6"){
$y = "19".substr($jumin1, 0, 2);
}else if($k == "3" || $k == "4" || $k == "7" || $k == "8"){
$y = "20".substr($jumin1, 0, 2);
}
//생월 구하기
$m = substr($jumin1, 2, 2);
//생일 구하기
$d = substr($jumin1, 4, 2);
if(date("m-d") <= $m."-".$d)
return (int)(date("Y")) - (int)($y) - 1;
else
return (int)(date("Y")) - (int)($y);
}
echo cmm_get_ageman("주민번호앞자리","주민번호뒷자리");
echo cmm_get_ageman("주민번호전부");
?>