--| Copyright (c) 1993-2006 University of Southern California and contributors. --| All rights reserved. --| Your use of this work is governed under the terms of the GNU General --| Public License version 2. class TEST1 [NONE -> STRING] feature f (x: NONE) is local k: INTEGER; y: NONE; do k := x.count; io.putint (k); io.new_line; io.putstring (x); io.new_line; y := x; io.putstring (y); io.new_line; end; end