PERL v19-02-16 Update
homepage cpan learning documentation
# apt-get install perl-doc
$ perldoc perlintro
$ perl -v
$ vim ~/scripts/file.pl
> #!/usr/bin/perl
> use strict;
> use warnings;
• TutorialsPoint : tutorialspoint.com/perl/
• Beginning Perl : learn.perl.org/books/beginning-perl