The biggest trap of all is forgetting to use the B<-w> switch; see
L<perlrun>. The second biggest trap is not making your entire program
-runnable under C<use strict>.
+runnable under C<use strict>. The third biggest trap is not reading
+the list of changes in this version of Perl; see L<perldelta>.
=head2 Awk Traps
# perl4 prints: 0
# perl5 prints:
-Also see the L<General Regular Expression Traps using s///, etc.>
-tests for another example of this new feature...
+Also see L<"General Regular Expression Traps using s///, etc.">
+for another example of this new feature...
=back