---
title: "setRate(_:)"
framework: coremedia
role: symbol
role_heading: Instance Method
path: "coremedia/cmtimebase/setrate(_:)"
---

# setRate(_:)

Sets the rate.

## Declaration

```swift
func setRate(_ rate: Double) throws
```

## See Also

### Getting and Setting the Timebase Rate

- [setRateAndAnchorTime(rate:anchorTime:referenceTime:)](coremedia/cmtimebase/setrateandanchortime(rate:anchortime:referencetime:).md)