In Swift, is it possible to convert a string to an enum?

Question

If I have an enum with the cases a,b,c,d is it possible for me to cast the string \"a\" as the enum?

Answer 1

All you need is:

enum Foo: String {
   case a, b, c, d
}

let a = Foo(rawValue: "a")
assert(a == Foo.a)

let