Best for those with at least a tiny bit of programming background (variables, subroutines).

The book is structured based on an introductory Perl course. It is designed to be completed in roughly 30 to 45 hours or a week’s worth of work.

It focuses on the most common tasks, teaching you how to write single-file programs of roughly 1 to 128 lines , which authors claim account for 90% of Perl programs in use.