Dart
dart:html
CloseEvent
reason property
reason
description
reason
property
Null safety
String
?
reason
Implementation
String? get reason native;
Dart
dart:html
CloseEvent
reason property
CloseEvent class
Constructors
CloseEvent
Properties
bubbles
cancelable
code
composed
currentTarget
defaultPrevented
eventPhase
hashCode
isTrusted
matchingTarget
path
reason
runtimeType
target
timeStamp
type
wasClean
Methods
composedPath
noSuchMethod
preventDefault
stopImmediatePropagation
stopPropagation
toString
Operators
operator ==