::PHP: Predefined Variables - Manual - The Diigo Meta page

• 19 Sep 10
  

  natan_mallinger
  • • Superglobals — Superglobals are built-in variables that are always available in all scopes
    • $GLOBALS — References all variables available in global scope
    • $_SERVER — Server and execution environment information
    • $_GET — HTTP GET variables
    • $_POST — HTTP POST variables
    • $_FILES — HTTP File Upload variables
    • $_REQUEST — HTTP Request variables
    • $_SESSION — Session variables
    • $_ENV — Environment variables
    • $_COOKIE — HTTP Cookies
    • $php_errormsg — The previous error message
    • $HTTP_RAW_POST_DATA — Raw POST data
    • $http_response_header — HTTP response headers
    • $argc — The number of arguments passed to script
    • $argv — Array of arguments passed to script
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