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[Home](./index.md) &gt; [@three3d/effect](./effect.md) &gt; [BandGeometry](./effect.bandgeometry.md) &gt; [append](./effect.bandgeometry.append.md)

## BandGeometry.append() method

**Signature:**

```typescript
append(pathItem: PathItem): void;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  pathItem | [PathItem](./effect.pathitem.md) |  |

**Returns:**

void