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[Home](./index.md) &gt; [@three3d/volume](./volume.md) &gt; [VolumeMaterial](./volume.volumematerial.md) &gt; [getItem](./volume.volumematerial.getitem.md)

## VolumeMaterial.getItem() method

获取3D数据中指定坐标处的数据项目

**Signature:**

```typescript
getItem(coord: IVector3): number[] | null;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  coord | IVector3 |  |

**Returns:**

number\[\] \| null