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[Home](./index.md) &gt; [@three3d/volume](./volume.md) &gt; [GradientData3DOptions](./volume.gradientdata3doptions.md) &gt; [discardOut](./volume.gradientdata3doptions.discardout.md)

## GradientData3DOptions.discardOut property

是否丢弃超出映射范围的数值

**Signature:**

```typescript
discardOut?: boolean | null;
```

## Remarks

当数值超出映射区间 [GradientData3DOptions.range](./volume.gradientdata3doptions.range.md) 时，是否丢弃；

包含左右边界值

