PHP Super Global $_SERVER Variable Tutorial IN Hindi / Urdu 🔥
Some predefined variables in PHP are "superglobals", which means that they are always accessible, regardless of scope - and you can access them from any function, class or file without having to do anything special. The PHP superglobal variables are: $GLOBALS. $_SERVER.
Superglobal Variables in PHP are predefined global variables. Global variables are variables with global scope, which means that they can be used wherever needed – they do not need to be declared, nor do they need to be marked with global in functions.
$_SERVER is a PHP super global variable which holds information about headers, paths, and script locations.
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