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PHP Superglobal variable with example


In PHP there is 9 Superglobals variable available these are:

  1. $GLOBALS
  2. $_SERVER
  3. $_REQUEST
  4. $_POST
  5. $_GET
  6. $_FILES
  7. $_ENV
  8. $_COOKIE
  9. $_SESSION

$_REQUEST

In PHP $_REQUEST is used to collect form data.

$_SERVER

$_SERVER is an super globalvariable containing information such as headers, paths, and script locations.

$_GET

In PHP $_GET is used to collect form data.

In GET you send information to server in two way :

  1. Through URL
  2. Through from

$_POST

In PHP $_POST is used to collect form data.

In POST you send information to server in one way that is