_table = 'home_userappfield'; $this->_pk = ''; parent::__construct(); } public function delete_by_uid_appid($uid = 0, $appid = 0) { $parameter = array($this->_table); $wherearr = array(); if($uid) { $parameter[] = $uid; $wherearr[] = is_array($uid) ? 'uid IN(%n)' : 'uid=%d'; } if($appid) { $parameter[] = $appid; $wherearr[] = is_array($appid) ? 'appid IN(%n)' : 'appid=%d'; } $wheresql = !empty($wherearr) && is_array($wherearr) ? ' WHERE '.implode(' AND ', $wherearr) : ''; return DB::query("DELETE FROM %t $wheresql", $parameter); } public function delete_by_uid($uids) { return DB::delete($this->_table, DB::field('uid', $uids)); } } ?>