---
title: "changes(trimmedBy:)"
framework: cinematic
role: symbol
role_heading: Instance Method
path: "cinematic/cnscript-1ispe/changes(trimmedby:)"
---

# changes(trimmedBy:)

Changes trimmed and time range shifted to start at zero.

## Declaration

```swift
final func changes(trimmedBy timeRange: CMTimeRange) -> CNScript.Changes
```

## Parameters

- `timeRange`: The time range of interest.

## Return Value

Return Value Script changes trimmed and time range shifted to start at zero.