Write Your First Perl Script
Stephen Turner · 2009
And it will do way more than display "Hello, world!" to the screen. An anonymous commenter on one of our Linux posts recently asked how to write scripts that will automate the same analysis on multiple files. While there are potentially several ways to do this, perl will almost always get the job done. Here I'll pose a situation you may run into where perl may help, and we'll break down what this simple perl script does, line by line.