perldoc Look up Perl documentation in Pod format
perlhist Perl history records
-D perl5130delta Perl changes in version 5.13.0
- perl5120delta Perl changes in version 5.12.0
d perldelta Perl changes since previous version
+D perl5134delta Perl changes in version 5.13.4
+ perl5133delta Perl changes in version 5.13.3
+ perl5132delta Perl changes in version 5.13.2
+ perl5131delta Perl changes in version 5.13.1
+ perl5130delta Perl changes in version 5.13.0
+ perl5121delta Perl changes in version 5.12.1
+ perl5120delta Perl changes in version 5.12.0
perl5115delta Perl changes in version 5.11.5
perl5114delta Perl changes in version 5.11.4
perl5113delta Perl changes in version 5.11.3