CopyCode The Code is as follows: $ _ server ['HTTP _ accept_language '] // browser Language
$ _ Server ['remote _ ADDR '] // ip address of the current user.
$ _ Server ['remote _ host'] // host name of the current user
$ _ Server ['request _ URI '] // URL
$ _ Server ['remote _ port'] // port.
$ _ Server ['server _ name'] // name of the server host.
$ _ Server ['php _ Self '] // File Name of the script being executed
$ _ Server ['argv'] // parameters passed to the script.
$ _ Server ['argc '] // pass Program The number of command line parameters.
$ _ Server ['Gateway _ interface'] // CGI standard version.
$ _ Server ['server _ soft'] // string of the server ID
$ _ Server ['server _ Protocol'] // name and version of the communication protocol on the request page
$ _ Server ['request _ method'] // Request Method for accessing the page
$ _ Server ['query _ string'] // query string.
$ _ Server ['document _ root'] // root directory of the document where the script is currently running
$ _ Server ['HTTP _ Accept '] // accept of the current request: Content in the header.
$ _ Server ['HTTP _ accept_charset '] // The accept-charset of the current request: Content in the header.
$ _ Server ['HTTP _ accept_encoding '] // The accept-encoding of the current request: Content in the header
$ _ Server ['HTTP _ connection'] // connection of the current request: Content in the header. For example, "keep-alive ".
$ _ Server ['HTTP _ host'] // host of the current request: Content in the header.
$ _ Server ['HTTP _ referer'] // URL of the previous page linked to the current page.
$ _ Server ['HTTP _ user_agent '] // user_agent of the current request: Content in the header.
$ _ Server ['https'] // If accessed through https, it is set to a non-null value (on); otherwise, off is returned.
$ _ Server ['script _ filename'] # the absolute path name of the currently executed script.
$ _ Server ['server _ admin'] # administrator Information
$ _ Server ['server _ port'] # port used by the server
$ _ Server ['server _ signature '] # a string containing the server version and virtual host name.
$ _ Server ['path _ translated '] # basic path of the file system where the current script is located (not the root directory of the document.
$ _ Server ['script _ name'] # contains the path of the current script. This is useful when the page needs to point to itself.
$ _ Server ['php _ auth_user '] # when PHP runs in the Apache module mode and uses the HTTP authentication function, this variable is the user name entered by the user.
$ _ Server ['php _ auth_pw '] # when PHP runs in the Apache module mode and is using the HTTP authentication function, this variable is the password entered by the user.
$ _ Server ['auth _ type'] # when PHP runs in the Apache module mode and is using the HTTP authentication function, this variable is the authentication type