Notes ¶ Note: Variable availability By default, all of the superglobals are available but there are directives that affect this availability. For further information, refer to the documentation for …

PHP Global Variables - Superglobals Some predefined variables in PHP are "superglobals", which means that they are always accessible, regardless of scope - and you can access them from any …

May 27, 2025 · PHP superglobals are predefined variables that are globally available in all scopes. They are used to handle different types of data, such as input data, server data, session data, and more. …

Sep 17, 2025 · PHP Superglobals are built-in variables that are available everywhere in a PHP script. They provide access to form data, session data, server info, and more —

Aug 11, 2025 · What Are PHP Superglobals? Superglobals are predefined variables in PHP that are accessible from any scope — whether inside functions, classes, or files — without using the global …

This guide provides a complete list of PHP superglobals and global variables, along with simple and essential usage tips for developers to use these features effectively.

What Are PHP Superglobal Variables? Superglobals are built-in variables in PHP that are always accessible, regardless of scope. That means you can use them anywhere in your script — inside or …

Apr 5, 2025 · PHP Superglobals tutorial shows how to use built-in superglobal variables in PHP.