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 Functions in Swift Function Parameters

Posted by Chris Beal
.a{fill-rule:evenodd;}techdegree
Chris Beal
iOS Development Techdegree Student 793 Points

how do I declare the type Int?

Playground execution failed:

error: MyPlaygroundTREE.playground:9:30: error: parameter requires an explicit type func area(length: Int, width Int) {

1 Answer

Joel Price
Joel Price
13,711 Points
Joel Price
Joel Price
13,711 Points

If you're just looking to declare a variable that's an integer try making it something like for example:

var year:Int
year = 2