InitializerSwift
init(contentsOf:encoding:)
iOS 8.0+
iPadOS 8.0+
Mac Catalyst 8.0+
macOS 10.10+
tvOS 9.0+
watchOS 2.0+
Produces a string created by reading data from a given URL interpreted using a given encoding.
init(contentsOf url: URL, encoding enc: String.Encoding) throws