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 Functions in Swift Adding Power to Functions Returning Complex Values

Sebastian Fernandez
Sebastian Fernandez
2,413 Points
Posted by Sebastian Fernandez
Sebastian Fernandez
2,413 Points

how type the return

I don't know how I type the return in this exercise

functions.swift 
// Enter your code below
func coordinates(for location: String)-> (Double,Double) {
    switch location {
    case "Eiffel Tower":(48.8582,2.2945)
    case "Great Pyramid":(29.9792,31.1344)
    case "Sydney Opera House":(33.8587,151.2140)
    default: (0,0)
    }
    return (Double, Double)
}

1 Answer

Mathew Tran
PLUS
Mathew Tran
Courses Plus Student 10,205 Points
Mathew Tran
Mathew Tran
Courses Plus Student 10,205 Points

In your switch statements you can return the tuples. So instead of just calling (48.8582,2.2945) for example. You can say

return (48.8582,2.2945)

Matt.

[MOD: changed comment to answer - srh]