@reverse = reverse @data;
  @data = @reverse;

##</code><code>##

  print $data[-1];
  print $data[$#data];
  print pop @data;    # NOTE: THIS SHORTENS THE ARRAY
  print scalar splice(@data,-1);   # NOTE: SAME AS pop
# or:
  @data = reverse @data;  # OF COURSE, @data IS NOW MODIFIED
  print $data[0];
  print shift @data;  # NOTE: THIS SHORTENS THE ARRAY
  print scalar splice(@data,0,1);  # NOTE: SAME AS shift