Converting URL to String and back again

Question

So I have converted an NSURL to a String. So if I println it looks like file:///Users/... etc.

Later I want this

Answer 1

In Swift 4 and Swift 3, To convert String to URL:

URL(string: String)

or,

URL.init(string: "yourURLString")

And to convert URL to String:

URL.absoluteString

The one below converts the 'contents' of the url to string

String(contentsOf: URL)