Perl provides some very useful functional style functions, such as grep, map, and sort. This is a beginner's introduction to some of the most common ones.
Video of this presentation is available at http://youtu.be/Rjy2Q4qRdz4
This presentation was given at Salt Lake Perl Mongers, June 11, 2013. The Salt Lake Perl Mongers website is http://saltlake.pm.org