#### [Board](https://docs.dev.board.fun/unity/api/index.html "index")

### [Board.Input.Simulation](https://docs.dev.board.fun/unity/api/Board.Input.Simulation.html "Board.Input.Simulation"). [BoardContactSimulationIcon](https://docs.dev.board.fun/unity/api/BoardContactSimulationIcon.html "Board.Input.Simulation.BoardContactSimulationIcon")

## BoardContactSimulationIcon.changed Event

Occurs when a property on the icon changes.

```
public event Action<BoardContactSimulationIcon> changed;
```

#### Event Type

[System.Action<](https://learn.microsoft.com/en-us/dotnet/api/system.action-1 "System.Action`1") [BoardContactSimulationIcon](https://docs.dev.board.fun/unity/api/BoardContactSimulationIcon.html "Board.Input.Simulation.BoardContactSimulationIcon") [>](https://learn.microsoft.com/en-us/dotnet/api/system.action-1 "System.Action`1")