@three3d/tools
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@three3d/tools 提供了 ThreeJS 常用的工具库
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[Home](./index.md) > [@three3d/tools](./tools.md) > [GetCurvePointAwayFromOptions](./tools.getcurvepointawayfromoptions.md) > [fromU](./tools.getcurvepointawayfromoptions.fromu.md)
## GetCurvePointAwayFromOptions.fromU property
起点
**Signature:**
```typescript
fromU?: number;
```