onStart property
Stream of start events handled by this SpeechRecognition.
Implementation
Stream<Event> get onStart => startEvent.forTarget(this);© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.18.5/dart-html/SpeechRecognition/onStart.html