let fileManager = LocalFileManager()
let dirPath = try! fileManager.absolutePath(.libraryDirectory)
let files = try! fileManager.files(at: directoryPath)!
files.forEach() {
	file in
	
	let fileName = file.name
	let path = file.path!
	let data = file.data!
}

 let fileManager = LocalFileManager()

 // Load file.
 let filePath = try! fileManager.absolutePath(.libraryDirectory, path: "/hoge/fuga/img.png")
 let file = try! File(path: filePath)
 
  // Delete file. 
 try! fileManager.delete(file)
 
 // Save file.
 try! fileManager.save(file)
 
 // Copy file. 
 let copyPath = try! fileManager.absolutePath(.libraryDirectory, path: "/hoge/fuga/img.png")
 let copiedFile = try! fileManager.copy(file, to: copyPath)