CakePHP - View Events

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There are several callbacks/events that we can use with View Events. These events are helpful to perform several tasks before something happens or after something happens. The following is a list of callbacks that can be used with CakePHP −

Sr.No Event Function & Description
1

Helper::beforeRender(Event $event,$viewFile)

The beforeRender method is called after the controller’s beforeRender method but before the controller renders view and layout. This receives the file being rendered as an argument.
2

Helper::beforeRenderFile(Event $event, $viewFile)

This method is called before each view file is rendered. This includes elements, views, parent views and layouts.
3

Helper::afterRenderFile(Event $event, $viewFile, $content)

This method is called after each View file is rendered. This includes elements, views, parent views and layouts. A callback can modify and return $content to change how the rendered content will be displayed in the browser.
4

Helper::afterRender(Event $event, $viewFile)

This method is called after the view has been rendered, but before the layout rendering has started.
5

Helper::beforeLayout(Event $event, $layoutFile)

This method is called before the layout rendering starts. This receives the layout filename as an argument.
6

Helper::afterLayout(Event $event, $layoutFile)

This method is called after the layout rendering is complete. This receives the layout filename as an argument.
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