관리자에서 필드 쪼개서 입력할려면 어떻게 해야 하나요?

print_r($_POST);

$wr_1  = "$ex_ymd1|$ex_ymd2|$ex_ymd3";  // 생년월일

 

$sql = " update $write_table
            set 
            wr_1 = '$wr_1'
where wr_id = '$wr_id' ";

 

sql_query($sql);

$posts = array();
$check_keys = array(
'mb_name',
'mb_homepage',
'mb_tel',
'mb_addr1',
'mb_addr2',
'mb_addr3',
'mb_addr_jibeon',
'mb_signature',
'mb_leave_date',
'mb_intercept_date',
'mb_mailling',
'mb_sms',
'mb_open',
'mb_profile',
'mb_level'
);

for($i=1;$i<=10;$i++){
    $check_keys[] = 'mb_'.$i; 
}

foreach( $check_keys as $key ){
    $posts[$key] = isset($_POST[$key]) ? clean_xss_tags($_POST[$key], 1, 1) : '';
}

$mb_memo = isset($_POST['mb_memo']) ? $_POST['mb_memo'] : '';

$sql_common = "  mb_name = '{$posts['mb_name']}',
                 mb_nick = '{$mb_nick}',
                 mb_email = '{$mb_email}',
                 mb_homepage = '{$posts['mb_homepage']}',
                 mb_tel = '{$posts['mb_tel']}',
                 mb_hp = '{$mb_hp}',
                 mb_certify = '{$mb_certify}',
                 mb_adult = '{$mb_adult}',
                 mb_zip1 = '$mb_zip1',
                 mb_zip2 = '$mb_zip2',
                 mb_addr1 = '{$posts['mb_addr1']}',
                 mb_addr2 = '{$posts['mb_addr2']}',
                 mb_addr3 = '{$posts['mb_addr3']}',
                 mb_addr_jibeon = '{$posts['mb_addr_jibeon']}',
                 mb_signature = '{$posts['mb_signature']}',
                 mb_leave_date = '{$posts['mb_leave_date']}',
                 mb_intercept_date='{$posts['mb_intercept_date']}',
                 mb_memo = '{$mb_memo}',
                 mb_mailling = '{$posts['mb_mailling']}',
                 mb_sms = '{$posts['mb_sms']}',
                 mb_open = '{$posts['mb_open']}',
                 mb_profile = '{$posts['mb_profile']}',
                 mb_level = '{$posts['mb_level']}',
                 mb_1 = '{$posts['mb_1']}',
                 mb_2 = '{$posts['mb_2']}',
                 mb_3 = '{$posts['mb_3']}',
                 mb_4 = '{$posts['mb_4']}',
                 mb_5 = '{$posts['mb_5']}',
                 mb_6 = '{$posts['mb_6']}',
                 mb_7 = '{$posts['mb_7']}',
                 mb_8 = '{$posts['mb_8']}',
                 mb_9 = '{$posts['mb_9']}',
                 mb_10 = '{$posts['mb_10']}' ";