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# Method name:

siteRealtime.onDisconnected(handler: DisconnectionHandler)

# Method Link:

https://dev.wix.com/docs/sdk/frontend-modules/site-realtime/on-disconnected.md

# Method Description:

Adds an event handler that runs when a disconnection occurs.

A disconnection can occur, for example, if there is a network issue.

# Method Permissions:



# Method Permissions Scopes IDs:

undefined



# Method Code Examples:

## Add a connection handler

```javascript
import { realtime } from '@wix/site-realtime';

// ...

realtime.onDisconnected( () => {
  // handle disconnection
  $w("#disconnectedMessage").show();
} );
```