waktu

<?php
    require_once("connection.php");
    $chat_table = $db->prepare("SELECT * FROM chat_table ORDER BY chat_id DESC");
    $chat_table->execute();
    while($data = $chat_table->fetch()){
?>
    <?php
        $mulai = $data["register_chat"];
        $exp = $data["end_chat"];
        if (!(strtotime($mulai) <= time() AND time() >= strtotime($exp))) {
            echo '<div class="large-12 medium-12 small-12 text-username cell">';
            echo $data["username"];
            echo '</div>';
            echo '<div class="large-12 medium-12 small-12 text-chat cell">';
            echo $data["chatroom"];
            echo '</div>';
        } else {
            echo '<div> deleted';
            echo '</div>';
        }
    ?>
<?php } ?>