Time Array

$hour = 0;
$min = "00";
while ($hour <= 23) {
$showhour = "";
$showhour = $hour <= 9 ? "0".$hour : $hour;
$select_time[]= $showhour.":".$min.":00";
if ($min == "30") {
$hour++;
$min = "00";
}else{
$min = "30";
}
}
print_r($select_time);
?>




echo $select;