public function getLike() { $manageMemesModel = new ManageMemesModel(); $meme_id = intval($_GET['id']); $author_id = intval($_GET['author_id']); $model['meme_id'] = $meme_id; $model['author_id'] = $author_id; $manageMemesModel->InsertLike($model); $num = $manageMemesModel->cntMemeAtr($meme_id); echo $num[0]['likes_num']; }