/home/elliot96/public_html/assignment3/predefined.php
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
These are examples of predefined variables. The first shows you the name of the file you are running and its full path. The second shows you the browser and the operating system of the user that is running the file.