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Dart
dart:html
ExtendableMessageEvent
lastEventId property
lastEventId
brightness_4
description
lastEventId
property
Null safety
String
?
lastEventId
Implementation
String? get lastEventId native;
Dart
dart:html
ExtendableMessageEvent
lastEventId property
ExtendableMessageEvent class
Properties
bubbles
cancelable
composed
currentTarget
data
defaultPrevented
eventPhase
hashCode
isTrusted
lastEventId
matchingTarget
origin
path
ports
runtimeType
source
target
timeStamp
type
Methods
composedPath
noSuchMethod
preventDefault
stopImmediatePropagation
stopPropagation
toString
waitUntil
Operators
operator ==
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