instance methodpublic void SaveFile (FileToSave file) Presents a native dialog to the user which allows them to select an export location for the specified file and exports/copies the file to that location.
file
FileToSave class
 which holds information about the file to be exported.The following example demonstrates how to export a file using a native interface.
 // We have a text file that we want to export
 string path = "path/to/existing/fileToSave.txt";
 string newFilename = "ExportedFile.txt";
 FileToSave file = new FileToSave(path, newFilename, SupportedFileType.PlainText);
 // Allows the user to choose a save location and saves the 
 // file to that location
 NativeFileSO.shared.SaveFile(file);