Logo

Programming-Idioms

  • Dart
  • C#

Idiom #257 Traverse list backwards

Print each index i and value x from the list items, from the last down to the first.

for(int i = items.Count - 1; i >= 0; i--)
{
    Console.WriteLine($"Index = {i}, Item = {items[i]}");
}
var i = items.length ;
for (var e in items.reversed) {
  i--;
  print("$i, $e");
}
do i=size(items),1,-1
  print *,i,items(i)
end do

New implementation...
< >
programming-idioms.org