Understanding Perl Variable References On Linux And Unix

[ Thanks to Mike Golvach for this link. ]

"When I referred to Perl references I was, for the most part, laying the foundation for easily understanding the entire concept. If you attack the problem semantically, and try not to think of it as a bunch of backslashes and arrows and symbols, it makes perfect sense :) If I'm wrong, and this post leaves you reeling in confusion and pain, please let me know so I'll stop being so cavalier with my prose :)

"So, let's take a look at Perl references and how they can be used, most basically, in a step-by-step fashion; from the simplest of beginnings to the not-so-complex middle (We'll leave references to hashes of arrays of references to other hashes for some other day ;)

"For all of these examples, we'll use command line examples, so you can cut and paste them to try them out, rather than pretend that we're inside a Perl script."

Complete Story

Related Stories:

• Perl PR: There's More Than One Way to do it(Dec 30, 2008)
• Perl 5 Completes Move to Git(Dec 23, 2008)
• The A-Z of Programming Languages: Perl(Dec 12, 2008)
• Perl 6 to Break Compatibility, Support Other Interpreters(Dec 08, 2008)
• Perl, Outsourcing and China(Nov 15, 2008)
• Tip of the Trade: Make Perl Scripts More Readable With perltidy(Sep 30, 2008)