Predefined

Predefined values are built-in constants that are already defined by the system. It retrieves information about the user's operating system.

/home/chang286/public_html/week_3/assignment_3/predefined.php
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
Apache