조회 : 128
<?
/**
* 전화번호 확인
* @param string $number (숫자만 세어 7~12개의 문자열)
*/
function validatePhoneNumber($number){
$number = preg_replace('/[^0-9]/','',$number);
switch(strlen($number)){
case 7:;
case 8:;
$pattern = '/^(.{4})(.*)$/';
$replace = '$1-$2';
break;
case 9:;
case 10:;
case 11:;
case 12:
$pattern = '/^(02|0.{2}|.{4})(.*)(.{4})$/';
$replace = '$1-$2-$3';
break;
}
if(!isset($pattern)){ return false; }
return preg_replace($pattern,$replace,$number);
}
//================
// 테스트
//================
$arr = array(
'02-1234-5678'
,'02'
,'02-1'
,'02-12'
,'02-123'
,'02-1234'
,'02-1234-5'
,'02-1234-56'
,'02-1234-567'
,'02-1234-5678'
,'02-1234-56789'
,'02-1234-567890'
,'099'
,'099-1'
,'099-12'
,'099-123'
,'099-1234'
,'099-1234-5'
,'099-1234-56'
,'099-1234-567'
,'099-1234-5678'
,'099-1234-56789'
,'099-1234-567890'
,'0505'
,'0505-1'
,'0505-12'
,'0505-123'
,'0505-1234'
,'0505-12345'
,'1599'
,'1599-1'
,'1599-12'
,'1599-123'
,'1599-1234'
,'1599-12345'
,'1599-123456'
,'1599-1234567'
,'1599-12345678'
,'1599-123456789'
,'1599-1234567890'
);
for($i=0,$m=count($arr);$i<$m;$i++){
$number = $arr[$i];
echo $number." \t= ";
echo validatePhoneNumber($number);
echo "\n";
}
/*
결과
02-1234-5678 = 02-1234-5678
02 =
02-1 =
02-12 =
02-123 =
02-1234 =
02-1234-5 = 0212-345
02-1234-56 = 0212-3456
02-1234-567 = 02-123-4567
02-1234-5678 = 02-1234-5678
02-1234-56789 = 02-12345-6789
02-1234-567890 = 02-123456-7890
099 =
099-1 =
099-12 =
099-123 =
099-1234 = 0991-234
099-1234-5 = 0991-2345
099-1234-56 = 099-12-3456
099-1234-567 = 099-123-4567
099-1234-5678 = 099-1234-5678
099-1234-56789 = 099-12345-6789
099-1234-567890 =
0505 =
0505-1 =
0505-12 =
0505-123 = 0505-123
0505-1234 = 0505-1234
0505-12345 = 050-51-2345
1599 =
1599-1 =
1599-12 =
1599-123 = 1599-123
1599-1234 = 1599-1234
1599-12345 = 1599-1-2345
1599-123456 = 1599-12-3456
1599-1234567 = 1599-123-4567
1599-12345678 = 1599-1234-5678
1599-123456789 =
1599-1234567890 =
*/
?>
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