---
title: inputKeys()
framework: quartz
role: symbol
role_heading: Instance Method
path: quartz/qccompositionrenderer/inputkeys()
---

# inputKeys()

Returns an array that contains the keys that identify the input ports of the root patch of the composition.

## Declaration

```swift
func inputKeys() -> [Any]!
```

## Return Value

Return Value An array of keys associated with input ports.

## See Also

### Getting Input and Output Keys

- [outputKeys()](quartz/qccompositionrenderer/outputkeys().md)