$ uname -a ; perl -v ; perl t.pl Linux dpointo8-ThinkPad-T400 3.2.0-58-generic-pae #88-Ubuntu SMP Tue Dec 3 18:00:02 UTC 2013 i686 i686 i386 GNU/Linux This is perl 5, version 14, subversion 2 (v5.14.2) built for i686-linux-gnu-thread-multi-64int (with 56 registered patches, see perl -V for more detail) Copyright 1987-2011, Larry Wall Perl may be copied only under the terms of either the Artistic License or the GNU General Public License, which may be found in the Perl 5 source kit. Complete documentation for Perl, including FAQ lists, should be found on this system using "man perl" or "perldoc perl". If you have access to the Internet, point your browser at http://www.perl.org/, the Perl Home Page. Text::Wrap info: Subverion: Version: 2009.0305 123456789|123456789|123456789|123456789|123456789|123456789| the quick brown fox jumped over the lazy dog ----------- 123456789|123456789|123456789|123456789|123456789|123456789| =========================== =================== -----------