pxt-calliope/docs/reference/control/on-event.md

12 lines
378 B
Markdown
Raw Normal View History

2016-07-21 01:25:09 +02:00
# On Event
2016-07-20 20:31:14 +02:00
2016-07-21 01:25:09 +02:00
Raise an event in the event bus.
2016-07-20 20:31:14 +02:00
```sig
2016-07-21 22:29:59 +02:00
control.onEvent(control.eventSourceId(EventBusSource.MICROBIT_ID_BUTTON_A), control.eventValueId(EventBusValue.MICROBIT_EVT_ANY), () => { });
2016-07-20 20:31:14 +02:00
```
2016-07-21 22:29:59 +02:00
**This is an advanced API.** For more information, see the
[micro:bit runtime messageBus documentation](https://lancaster-university.github.io/microbit-docs/ubit/messageBus/).
2016-07-20 20:31:14 +02:00