# emit

BetterForms uses an internal event bus for communication between various elements. This allows parents, children and peers to all send information without direct references.

the `emit` action emits a message to elements that may be listening via this internal event bus.

## Emit Action Object

| Key               | value              | Description                                                                                     |
| ----------------- | ------------------ | ----------------------------------------------------------------------------------------------- |
| action            | 'emit'             | Action name                                                                                     |
| options.eventName | {string}           | The name of the event used to target the listener                                               |
| options.message   | {string \| object} | The message body object, can be any type of data, see the elements specific fields it requires. |

**Uses:**

General purpose event communication between elements.

**Example**

```yaml
// This will send the seating chart element a reset to home screen commands 
[
  {
    "action": "emit",
    "options": {
      "eventName": "d3sc",
      "message": {
         "data": "",     // this data varies depending on the receiving element
         "method": "goToBoard"
      }
    }
  }
  ...

]
```


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