---
title: "propagate(from:)"
framework: corevideo
role: symbol
role_heading: Instance Method
path: "corevideo/cvattachmentaccess/propagate(from:)"
---

# propagate(from:)

Copies all propagated attachment values from another buffer.

## Declaration

```swift
mutating func propagate(from other: borrowing CVAttachmentAccess<Keys>)
```