Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

iOS Swift Basics (retired) Types Printing Results

Dick Chan
Dick Chan
837 Points

I don't know what it goes wrong

I think my codes are fine.

println.swift
let language = "Swift"
println ("Learning " + language)

1 Answer

Vittorio Somaschini
Vittorio Somaschini
33,371 Points

Hello there.

You will need to interpolate here, this is done by writing all the words and the constant inside the string. The constant (or variable) needs to be between parentheses and a \ needs to be used right before parentheses.

Let me know if it is clear.

Vittorio