Almost every Perl program access Environment Variables of some
form or another. Environment Variables are a very useful set of Tools for
programming. However, not all servers kick out the same set of Environment
This utility script will take that guesswork away. Keep it on your hard drive
and install it on every single server you work on. Then all you have to do
is call it in your browser and you will get a report of all the Environment
Variables being spit out by your server.
In addition, this script shows a few tricks as to how you can use these
Environment Variables to make your scripts more portable and easy to use.
I will be expanding on this one in the future so if you have any ideas or
neat-o tricks for using Environment Variables, then let me know and maybe
I'll include them in the next version.