handler property

void handler=(Function newHandler)

Sets the handler that is invoked for every incoming message.

The handler is invoked in the root-zone (Zone.ROOT).

Source

void set handler(Function newHandler);

© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/1.24.3/dart-isolate/RawReceivePort/handler.html