# IBroadcastChannelProvider Methods

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.broadcastchannel/orleans.broadcastchannel.ibroadcastchannelprovider/)

## GetChannelWriter(ChannelId) {#getchannelwriter-1-orleans-broadcastchannel-channelid-91e01a3c}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.broadcastchannel/orleans.broadcastchannel.ibroadcastchannelprovider/methods/getchannelwriter-1-orleans-broadcastchannel-channelid-91e01a3c/)

```csharp
public abstract IBroadcastChannelWriter<T> GetChannelWriter<T>(ChannelId streamId)
```

Get a writer to a channel.

### Parameters

- `streamId` (`ChannelId`): The channel identifier.