<?php if (isset($_POST['post'])) { $post = system :: check(mb_substr(system :: text($_POST['post']), 0, 300,'UTF-8')); if($post != $user['status']) { db :: $pdo -> query('update users set status = ? where id = ?', [emoji :: Encode($post), $user['id']]); } die(json_encode(['emoji'=>emoji :: Text($post),'text'=>emoji :: Decode($post)])); }