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# selfId$

> Observable of the local participant's member ID.

```ts
get selfId$(): Observable<string | null>
```

Observable of the local participant's member ID.

## selfId

```ts
get selfId(): string | null
```

Local participant's member ID, or `null` if not joined.

## **Examples**

```ts
call.selfId$.subscribe((selfId) => {
  console.log('selfId:', selfId);
});
```