---
title: springTimingParameters
framework: uikit
role: symbol
role_heading: Instance Property
path: uikit/uitimingcurveprovider/springtimingparameters
---

# springTimingParameters

The spring-based timing parameters to use.

## Declaration

```swift
var springTimingParameters: UISpringTimingParameters? { get }
```

## Discussion

Discussion Implement this property and use it to provide spring-based timing information. If the value of the timingCurveType property is UITimingCurveType.spring or UITimingCurveType.composed, you must return an object from this property. For more information about configuring spring-based timing parameters, see UISpringTimingParameters.

## See Also

### Getting the timing information

- [timingCurveType](uikit/uitimingcurveprovider/timingcurvetype.md)
- [cubicTimingParameters](uikit/uitimingcurveprovider/cubictimingparameters.md)