onOpen property
Stream<Event> onOpenStream of open
events handled by this EventSource.
Source
@DomName('EventSource.onopen') @DocsEditable() Stream<Event> get onOpen => openEvent.forTarget(this);
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/1.24.3/dart-html/EventSource/onOpen.html