---
title: "compose(stronger:for:)"
framework: usdkit
role: symbol
role_heading: Instance Method
path: "usdkit/usdlayer/listoperation/compose(stronger:for:)"
---

# compose(stronger:for:)

Composes a stronger operation into this one for the given slot.

## Declaration

```swift
mutating func compose(stronger: USDLayer.ListOperation<T>, for operation: USDLayer.ListOperationType)
```

## Parameters

- `stronger`: The stronger operation to compose into this one.
- `operation`: The slot to update.