hytopia/docs/server.particleemitter.sizestartvariance.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; [ParticleEmitter](./server.particleemitter.md) &gt; [sizeStartVariance](./server.particleemitter.sizestartvariance.md)

## ParticleEmitter.sizeStartVariance property

The size variance at the start of an emitted particle's lifetime.

**Signature:**

```typescript
get sizeStartVariance(): number | undefined;
```