# fsEventsTriggerKeyEvent<no value>
The **fsEventsTriggerKeyEvent** function can be used to trigger a key event.

 

##### Syntax

``` wasm
void fsEventsTriggerKeyEvent(
    FsEventId eventId,
    FsVarParamArray param
);
```

 

##### Parameters

{{< table-wrapper >}}

| Parameters | Description                                                                                                            |
|------------|------------------------------------------------------------------------------------------------------------------------|
| `eventId`  | The Id of the key event. The entire list of Key Event Id can be found in `MSFS_EventsEnum.h`                           |
| `param`    | The array of parameters that must be sent to trigger the key event. Array's values can be `index`, `FsCRC `or `string` |

{{< /table-wrapper >}}


 

##### Return Values

The function has no return value

 

##### Example

``` wasm
#define MY_KEY_EVENT
...
FsVarParamArray paramToSend;
paramToSend.size = 2;
paramToSend.array = (FsVarParamVariant*) malloc(2 * sizeof(FsVarParamVariant));
// Init paramToSend
fsEventsTriggerKeyEvent(MY_KEY_EVENT, paramToSend)
```