hytopia/docs/server.quaternion.rotatey.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; [Quaternion](./server.quaternion.md) &gt; [rotateY](./server.quaternion.rotatey.md)

## Quaternion.rotateY() method

Rotates the quaternion around the y-axis.

**Signature:**

```typescript
rotateY(angle: number): Quaternion;
```

## Parameters

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

Parameter


</th><th>

Type


</th><th>

Description


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

angle


</td><td>

number


</td><td>

The angle to rotate in degrees.


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

[Quaternion](./server.quaternion.md)

The current quaternion.