public function behaviors() { return [['class' => 'yii\\filters\\HttpCache', 'only' => ['rss'], 'lastModified' => function () { return DbState::timestamp('{{%grom_post}}'); }]]; }
public function behaviors() { return [['class' => 'yii\\filters\\HttpCache', 'only' => ['rss'], 'lastModified' => function () { return DbState::timestamp('{{%grom_post}}'); }]]; }