Contents

export(to:contentType:)

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

Declaration

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

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

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.