function hotkeyAdd($key) { $arr = array(''); $su = new KeyWord(); $orderby = '`id` desc'; $limit = 1; $data = mysql_fetch_assoc($su->keyword_select_oderby($orderby)); $id = $data['id'] + 1; //取id号命名热词 $arr = array('id' => $id, 'keyword' => $key); $re = KeyWord::keyword_insert($arr); return $re; }