Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.

iOS Swift Functions and Optionals Functions Syntax and Parameters

little help

help

parameters.swift
func greeting(person : String){
    println("Hello  \(person)")  
}
greeting()

1 Answer

Everything's good up to the modifying the function. What they want is when the function is called with a name (like "Tom") it will display "Hello Tom". So you have to modify the println() statement:

func greeting(person: String) {
    println("Hello \(person)")
}
greeting("Tom")