## Update-end event

Triggered when the call to `elements.update()` is complete.

**Syntax:** `elements.on(...)`

- `event` ('update-end') **required**
  The name of the event.
In this case, `update-end`.

- `handler` (function) **required**
  `handler() => void` is a **callback function** that you provide that will be called when the event is fired.

### Handle an Elements update-end event

```js
elements.on('update-end', function() {
  // Handle update-end
});
```

```es_next
elements.on('update-end', () => {
  // Handle update-end
});
```