-
=head1 NAME
perlreftut - Mark's very short tutorial about references
=head3 B<Use Rule 2>
-B<Use Rule 1> is all you really need, because it tells you how to to
+B<Use Rule 1> is all you really need, because it tells you how to do
absolutely everything you ever need to do with references. But the
most common thing to do with an array or a hash is to extract a single
element, and the B<Use Rule 1> notation is cumbersome. So there is an
Copyright 1998 The Perl Journal.
-When included as part of the Standard Version of Perl, or as part of
-its complete documentation whether printed or otherwise, this work may
-be distributed only under the terms of Perl's Artistic License. Any
-distribution of this file or derivatives thereof outside of that
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-holder.
+This documentation is free; you can redistribute it and/or modify it
+under the same terms as Perl itself.
Irrespective of its distribution, all code examples in these files are
hereby placed into the public domain. You are permitted and