---
title: "export(to:contentType:)"
framework: coretransferable
role: symbol
role_heading: Instance Method
path: "coretransferable/transferable/export(to:contenttype:)"
---

# export(to:contentType:)

Using the type’s Transferable conformance implementation, exports a value by writing it to a provided destination directory.

## Declaration

```swift
func export(to destinationDirectory: URL, contentType: UTType?) async throws -> URL
```

## Parameters

- `destinationDirectory`: A directory to write the file to.
- `contentType`: A content type of the requested file. If nil, the first transfer representation is be used.

## Return Value

Return Value A URL of the created file. The file is owned by the application, and it is responsible for removing it when the file is not needed anymore.

## Discussion

Discussion If the Transferable is not backed by a file, this will write the data to specified destination. This function uses the first representation provided for a given type in static var transferRepresentation requirement of the Transferable protocol or in the body of a custom TransferRepresentation. The default implementation of this function is available to all types that conform to Transferable protocol.