wrong.scss

$test: false;
@for $i from 0 through 5 {
  @if $test == false {
    $test: 'This is #{$i}';
  }
  @else {
    $test: $test, 'This is #{$i}';
  }
}
@debug nth($test, 1);

////////////////////////
// Expected Output
////////////////////////
"This is 0";

////////////////////////
// Actual Output
////////////////////////
"This is 0", "This is 1", "This is 2", "This is 3", "This is 4";