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iOS Swift Functions and Optionals Functions Function Return Types

Martin Franzner
Martin Franzner
3,300 Points
Posted by Martin Franzner
Martin Franzner
3,300 Points

return statement

Someone could please tell me whats going wrong? Ive done exactly like in the video, but was with an Int, maybe my problem is in the String part, I dont know, if anyone could help me, I would extremely appreciate...

returns.swift 
func greeting(person: String) -> String {
    return person

}
let greet = person("Tom")
println("Hello \(greet)")

2 Answers

Damien Watson
Damien Watson
27,419 Points
Damien Watson
Damien Watson
27,419 Points

Hey Martin,

The "Hello" needs to be in the return String, you can cut out storing and printing it. So:

func greeting(person: String) -> String {
    return("Hello \(person)")
}
Martin Franzner
Martin Franzner
3,300 Points
Martin Franzner
Martin Franzner
3,300 Points

Oh, now makes total sense! Thank you Damien!