Last update: 04.12.2023
Perl is a great, usable language, that is worth learning. This website should convince you.
Exploring Perl - Introduction: what you should know before you start.
Exploring Perl - Part 1: about the basics of Perl.
Exploring Perl - Part 2: about hash, reference and more complex data structures.
Exploring Perl - Part 3: about modules or why reinvent the wheel?
Exploring Perl - Part 4: about the perl graphic toolkit Prima.
Exploring Perl - Part 5: about command line (one-liners) for file processing.
Exploring Perl - Part 6: about functions that should be an integral part of your skill set.
Exploring Perl - Part x: about solving special tasks
Notice that I try not to duplicate the excellent tutorials and books on Perl. I only share my experience...maybe helpful for you but writing on Perl surely helps me :-)