---
title: parameterB
framework: coreimage
role: symbol
role_heading: Instance Property
path: coreimage/cibicubicscaletransform/parameterb
---

# parameterB

The value of B to use for the cubic resampling function.

## Declaration

```swift
var parameterB: Float { get set }
```

## See Also

### Instance Properties

- [aspectRatio](coreimage/cibicubicscaletransform/aspectratio.md)
- [inputImage](coreimage/cibicubicscaletransform/inputimage.md)
- [parameterC](coreimage/cibicubicscaletransform/parameterc.md)
- [scale](coreimage/cibicubicscaletransform/scale.md)