well it s from ``` val values List lt Int gt = textValue spl kotlinlang #getting-started

well, it’s from ``` val values: List<Int...

dierre

12/02/2017, 5:27 PM

well, it’s from

Copy code

val values: List<Int> = textValue
                .split(" ")
                .map { valuesMapping[it] }

so it’s a

List<Int?>

. Anyway my question was more about the

for

+ internal

if