Dart API Reference
dart:html
BeforeUnloadEvent
BeforeUnloadEvent
class
Annotations
DocsEditable()
DomName('BeforeUnloadEvent')
Extends
Object
Event
BeforeUnloadEvent
Instance Properties
returnValue
String
read / write
matchingTarget
Element
Inherited
read-only
bubbles
bool
Inherited
read-only
cancelable
bool
Inherited
read-only
clipboardData
DataTransfer
Inherited
read-only
currentTarget
EventTarget
Inherited
read-only
defaultPrevented
bool
Inherited
read-only
eventPhase
int
Inherited
read-only
path
List
<
Node
>
Inherited
read-only
target
EventTarget
Inherited
read-only
timeStamp
int
Inherited
read-only
type
String
Inherited
read-only
Instance Methods
preventDefault
(
) →
void
Inherited
stopImmediatePropagation
(
) →
void
Inherited
stopPropagation
(
) →
void
Inherited