'PageNum', 'pageSize' => 'PageSize', 'sortType' => 'SortType', ]; public function validate() { } public function toMap() { $res = []; if (null !== $this->pageNum) { $res['PageNum'] = $this->pageNum; } if (null !== $this->pageSize) { $res['PageSize'] = $this->pageSize; } if (null !== $this->sortType) { $res['SortType'] = $this->sortType; } return $res; } /** * @param array $map * * @return ListMessageAppRequest */ public static function fromMap($map = []) { $model = new self(); if (isset($map['PageNum'])) { $model->pageNum = $map['PageNum']; } if (isset($map['PageSize'])) { $model->pageSize = $map['PageSize']; } if (isset($map['SortType'])) { $model->sortType = $map['SortType']; } return $model; } }