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 Build a Simple iPhone App with Swift 2.0 Getting Started with iOS Development Swift Recap Part 1

make sure the implementation matches description

I am very certain that this is the correct answer. If not could someone let me know why. The thing it says i am not doing right is the description it keeps saying that i need to use string interpolation. the only thing odd is i have.

struct Tag {
            let name: String
struct Post{
  let title: String
  let author: String
  let tag: Tag
  func description() -> String{
  return "\(title) \(author). Filed under \(tag)"

        let firstPost = Post(title: "IOS Development", author: "Apple",tag: Tag(name: "Swift"))
        let postDescription = firstPost.description()

1 Answer

change the uppercase I in "IOS Development" to lowercase I so the title becomes "iOS Development"