How to transfer data from controller to view in Yii2

Yii2 in how to transfer data from the controller to the view, many novices are not very clear about this, in order to help you solve this problem, the following editor will explain for you in detail, people with this need can come to learn, I hope you can gain something.

Define the data mode in the controller class-public function actionIndex () {$H2 = 'this is a main title!'; $h5 = 'this is a subtitle'; $dateTime = new\ DateTime (); return $this- > render ('index', [' title' = > $H2, 'subTitle' = > $h5 < dateTime = > $dateTime]) } mode 2 public function actionIndex () {/ / set the params parameter of the current view, $view = Yii::$app- > view; $view- > params ['layoutData'] =' test'; return $this- > render ('index');} use data mode 1 (corresponding to the above method 1) and mode 2 (corresponding to the above method 2)

Screenshot of running result

The second way is a brief picture, but it does pass the debugging.

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