where($filter)->find(); if(!empty($result)) $result = $result->toArray(); return $result; } public function createCollection($data) { $data['create_time'] = time(); $result = $this->save($data); return !empty($result); } public function listCollection($filter) { $result = $this->where($filter)->select(); if(!empty($result)) $result = $result->toArray(); return $result; } public function updateCollection($filter ,$data) { $data['update_time'] = time(); $result = $this->where($filter)->update($data); return !empty($result); } public function delCollection($filter) { $result = $this->where($filter)->delete(); return !empty($result); } }