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iOS Build a Weather App with Swift (Retired) Pulling Data From the Web Creating a URL

I dont understand what I am doing wrong?...

import Foundation

let treehouseBaseURL = NSURL(string: "https://api.teamtreehouse.com/") let courseID = 25 let courseURL = NSURL(string: "(courseID)", relativeToURL: (treehouseBaseURL))

1 Answer

Patrick Cooney
Patrick Cooney
12,216 Points

You're missing back slashes somewhere in the interpolated string. Check your swift syntax again. Scroll down until you find the "String Interpolation" section