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 trialcurtis barton
609 PointsUsing the value of counter as an index value, retrieve each value from the array and add it to the value of sum.
I'm stuck plz help
let numbers = [2,8,1,16,4,3,9]
var sum = 0
var counter = 0
// Enter your code below
while counter < numbers.count {
sum += numbers[counter]
counter += 1
}
sum += newValue
1 Answer
Thom Benjamin
10,494 PointsOn the last line:
sum += newValue
You are adding a variable newValue, which you never declared, to sum. What is the reason for this?