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 Collections and Control Flow Introduction to Collections Working With Arrays

Posted by milo adam
milo adam
460 Points

Can someone explaint this to me

thanks

array.swift 
// Enter your code below

let arrayOfInts = [1, 2, 3, 4, 5, 6,]

1 Answer

Magnus Hållberg
Magnus Hållberg
17,232 Points
Magnus Hållberg
Magnus Hållberg
17,232 Points

You have declared a constant, the challenge asks for a variable.

Alikhan Oitan
Alikhan Oitan
3,503 Points
Alikhan Oitan
Alikhan Oitan
3,503 Points

let is for constants, var is for variables. The difference between the two is that var variable will let you change the value, when let constant is not permitted to be changed.