A predefined variable is a variable related to the
system the PHP file is running on. It will change based
on the system and server running the code.

You are running the file:
/home/ekcotter/public_html/assignment3/predefined.php.

You are viewing this page using:
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com).

This server is running:
Apache