php.ini

The `php.ini` file is a configuration file for PHP, the programming language used to build websites. It controls how PHP behaves on a server, including settings like memory limits, error reporting, file upload permissions, and security options. Think of it as a set of instructions that tells PHP how to operate properly and securely. Administrators modify this file to optimize performance and maintain control over website functionalities. Properly configuring `php.ini` is essential for ensuring that web applications run smoothly and securely.