public function actionPart_time_select() { $start_time = strtotime(Yii::$app->request->post("start_time")); $end_time = strtotime(Yii::$app->request->post("end_time")); $session = \Yii::$app->session; $session->open(); if (!isset($_GET['page'])) { $session->set('start_time', $start_time); $session->set('end_time', $end_time); } $start_time = $session->get('start_time'); $end_time = $session->get('end_time'); $model = new Partjob(); $part_list = $model->job_time($start_time, $end_time); return $this->renderpartial('part_time_select', $part_list); }