Questions Answered At a Glance
PHP
PHP sessions are used to store data across multiple pages. They allow you to preserve user information, such as login status, as users navigate through a website.
You can use PHP’s mysqli or PDO (PHP Data Objects) extension to connect to a database. mysqli_connect() and PDO::__construct() are commonly used methods.
A PHP framework is a platform for building PHP web applications. It provides a structure for developing applications by offering libraries for common tasks. Examples include Laravel, Symfony, and CodeIgniter.
PHP can be installed on various operating systems. On Windows, you can use WAMP or XAMPP; on macOS, MAMP is popular; and on Linux, you can use the package manager (apt-get install php for Debian-based systems).
PHP (Hypertext Preprocessor) is a popular open-source server-side scripting language designed for web development but also used as a general-purpose programming language.