PHP Super global variable array summary _ PHP Tutorial-php Tutorial

PHP Super global variable array summary. Php Super global variable list $ _ GET [] GET the variable array submitted by the GET method $ _ POST [] GET the variable array submitted by the POST method $ _ COOKIE [] GET and set the current cookie ID of a website Php Super global variable list

$ _ GET [] GET the variable array submitted using the GET method

$ _ POST [] get the variable array submitted using the POST method

$ _ COOKIE [] obtain and set the Cookie ID of the current website

$ _ SESSION [] gets the unique identifier of the current user's access, represented in arrays, such as sessionid and custom session data.

$ _ ENV [] Current php environment variable array

$ _ SERVER [] Current php SERVER variable array

$ _ FILES [] parameter values submitted to the current script during file upload, in array format

$ _ REQUEST [] contains all requests submitted by the current script,

All actions of $ _ GET, $ _ POST, $ _ COOKIE, and $ _ SESSION

$ GLOBALS [] contains references to all Super global variables in the script being executed

PHP System constant

_ FILE _ absolute path and FILE name of the current PHP script

_ LINE _ stores the row number of the constant

_ FUNCTION _ name of the FUNCTION where the constant is stored

_ CLASS _ stores the name of the CLASS where the constant is located.

_ METHOD _ name of the METHOD that stores the class of the constant

PHP_VERSION stores the current PHP version, which can also be obtained through the PHPVERSION () function.

PHP_ OS stores the operating system of the current server

Variables $ _ GET [] GET the variable array submitted by GET method $ _ POST [] GET the variable array submitted by POST method $ _ COOKIE [] GET and set the Cookie ID of the current website...