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iOS Swift Collections and Control Flow Control Flow With Loops Working With Loops

Posted by Mark Perez
Mark Perez
601 Points

Could not be compiled HELP!

while

loops.swift 
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++ 
}

3 Answers

István Lőrincz
István Lőrincz
2,185 Points
István Lőrincz
István Lőrincz
2,185 Points

Hello,

The ++ operator has been removed in Swift3. Use +=. (counter+=1)

Tiwong Nance, Jr.
Tiwong Nance, Jr.
19,650 Points
Tiwong Nance, Jr.
Tiwong Nance, Jr.
19,650 Points

Hello Mark. Everything in your code seems to be correct except the increment operation.

Change: counter++ to counter += 1.

The reason is due to "++" being deprecated in Swift 3.

Mark Perez
Mark Perez
601 Points
Mark Perez
Mark Perez
601 Points

Thanks for help!?