How to save and obtain data in yii2 framework
The methods to save and obtain data in the yii2 framework session are as follows:
Save data
Yii::$app->session->set('user_exam', ['exam_id' => $exam_id, 'exam_type' => $exam_type]);
Get data
$this->user_exam = Yii::$app->session->get('user_exam');
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