hytopia/docs/server.chatmanager.registercommand.md

The HYTOPIA SDK makes it easy for developers to create massively multiplayer games using JavaScript or TypeScript.

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[Home](./index.md) &gt; [server](./server.md) &gt; [ChatManager](./server.chatmanager.md) &gt; [registerCommand](./server.chatmanager.registercommand.md)

## ChatManager.registerCommand() method

Register a command and its callback.

**Signature:**

```typescript
registerCommand(command: string, callback: CommandCallback): void;
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td>

command


</td><td>

string


</td><td>

The command to register.


</td></tr>
<tr><td>

callback


</td><td>

[CommandCallback](./server.commandcallback.md)


</td><td>

The callback function to execute when the command is used.


</td></tr>
</tbody></table>
**Returns:**

void