hytopia/docs/server.worldeventpayloads._world.start_.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; [WorldEventPayloads](./server.worldeventpayloads.md) &gt; ["WORLD.START"](./server.worldeventpayloads._world.start_.md)

## WorldEventPayloads."WORLD.START" property

Emitted when the world starts.

**Signature:**

```typescript
[WorldEvent.START]: {
        world: World;
        startedAtMs: number;
    };
```