Perl 5.8, mostly a release that improved much of the unseen things in Perl, did have some notable, user-visible features.
- Restricted hashes with Hash::Util (5.8.0)
- Use sitecustomize.pl to affect all programs (5.8.7)
- PerlIO is now the default (5.8.0)
Effective Perl Programming – write better, more idiomatic Perl
Perl 5.8, mostly a release that improved much of the unseen things in Perl, did have some notable, user-visible features.