Question

How to declare and initialize array of int in Swift

Answer 1

var arr:[Int] = [6, 8, 1, 23, 973, "a"]

print(arr)




/*
run:

swift:1:36: error: cannot convert value of type 'String' to expected element type 'Int'
var arr:[Int] = [6, 8, 1, 23, 973, "a"]

*/

 

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Answer 2

var arr:[Int] = [6, 8, 1, 23, 973]

print(arr)

for item in arr {
   print(item)
}




/*
run:

[6, 8, 1, 23, 973]
6
8
1
23
973

*/

 

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