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iOS Swift Functions and Optionals Functions Function Return Types

boris said
boris said
3,607 Points

I don't understand why this won't work

Can someone please tell me why this won't work?

func greeting(person: String) -> {
return("greeting \(fred)")

1 Answer

Nathan F.
Nathan F.
30,773 Points

Your function includes a return arrow (->) but doesn't indicate a return type. Your function also appears to be returning a string, so your function declaration should read

func greeting(person: String) -> String {
// code goes here