How to convert time format in yii framework

Problem:

When the front page is displayed, the user selects the date through the control, generates a format such as 2016-11-01, and saves it to the database as The int type of timestamp. It needs to be converted, how to convert it?

(Recommended tutorial: yii framework)

Solution:

In the rules method in the model class, just add rules.

The specific code is as follows:

public function rules()
{
    return [
        //使用filter来处理表单中时间的格式
        ['create_time' ,  'filter', 'filter' => function(){
            return strtotime($this->create_time);
        }],
        ['update_time' ,  'filter', 'filter' => function(){
            return strtotime($this->update_time);
        }],
    ];
}

Among them, "create_time" and "update_time" are two attributes in the entity class, creation time and modification time, and strtotime function is the timestamp conversion function.

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