BeforeUnloadEvent

package js.html

extends Event

@:native("BeforeUnloadEvent") Available on js

The beforeunload event is fired when the window, the document and its resources are about to be unloaded.

Documentation BeforeUnloadEvent by Mozilla Contributors, licensed under CC-BY-SA 2.5.

See:

https://developer.mozilla.org/en-US/docs/Web/API/BeforeUnloadEvent

Variables

returnValue:String