$_SERVER[] Element:-
- $_SERVER['PHP_SELF'] :- The filename of the currently executing script, relative to the document root.
- $_SERVER['argv']:-Array of arguments passed to the script. When the script is run on the command line, this gives C-style access to the command line parameters
- $_SERVER['argc']:-Contains the number of command line parameters passed to the script (if run on the command line).
- $_SERVER['GATEWAY_INTERFACE']:-What revision of the CGI specification the server is using.
- $_SERVER['SERVER_ADDR']:-The IP address of the server under which the current script is executing.
- $_SERVER['SERVER_NAME']:-The name of the server host under which the current script is executing. If the script is running on a virtual host, this will be the value defined for that virtual host.
- $_SERVER['SERVER_SOFTWARE']:- Server identification string, given in the headers when responding to requests.
- $_SERVER['SERVER_PROTOCOL']:-Name and revision of the information protocol via which the page was requested
- $_SERVER['REQUEST_METHOD']:-Which request method was used to access the page
- $_SERVER['REQUEST_TIME']:-The timestamp of the start of the request
- $_SERVER['QUERY_STRING']:-The query string, if any, via which the page was accessed
- $_SERVER['DOCUMENT_ROOT']:-The document root directory under which the current script is executing, as defined in the server's configuration file
- $_SERVER['HTTP_ACCEPT']:-Contents of the Accept: header from the current request, if there is one.
- $_SERVER['HTTP_ACCEPT_CHARSET']:-Contents of the Accept-Charset: header from the current request, if there is one.
- $_SERVER['HTTP_ACCEPT_ENCODING']:-Contents of the Accept-Encoding: header from the current request, if there is one.
- $_SERVER['HTTP_ACCEPT_LANGUAGE']:-Contents of the Accept-Language: header from the current request, if there is one.
- $_SERVER['HTTP_CONNECTION']:-Contents of the Connection: header from the current request, if there is one.
- $_SERVER['HTTP_HOST']:-Contents of the Host: header from the current request, if there is one.
- $_SERVER['HTTP_REFERER']:-The address of the page (if any) which referred the user agent to the current page. This is set by the user agent.
- $_SERVER['HTTP_USER_AGENT']:-Contents of the User-Agent: header from the current request, if there is one. This is a string denoting the user agent being which is accessing the page.
- $_SERVER['HTTPS']:-Set to a non-empty value if the script was queried through the HTTPS protocol.
- $_SERVER['REMOTE_ADDR']:-The IP address from which the user is viewing the current page.
- $_SERVER['REMOTE_HOST']:-The Host name from which the user is viewing the current page. The reverse dns lookup is based off the REMOTE_ADDR of the user.
- $_SERVER['REMOTE_PORT']:-The port being used on the user's machine to communicate with the web server.
- $_SERVER['SCRIPT_FILENAME']:-The absolute pathname of the currently executing script.
- $_SERVER['SERVER_ADMIN']:-The value given to the SERVER_ADMIN (for Apache) directive in the web server configuration file.
- $_SERVER['SERVER_PORT']:-The port on the server machine being used by the web server for communication.
- $_SERVER['SERVER_SIGNATURE']:-String containing the server version and virtual host name which are added to servergenerated pages, if enabled.
- $_SERVER['PATH_TRANSLATED']:- Filesystem- (not document root-) based path to the current script, after the server has done any virtual-to-real mapping.
- $_SERVER['SCRIPT_NAME']:-Contains the current script's path. This is useful for pages which need to point to themselves.
- $_SERVER['REQUEST_URI']:-The URI which was given in order to access this page;
- $_SERVER['PHP_AUTH_DIGEST']:- When running under Apache as module doing Digest HTTP authentication this variable is set to the 'Authorization' header sent by the client (which you should then use to make the appropriate validation).
- $_SERVER['PHP_AUTH_USER']:-When running under Apache or IIS (ISAPI on PHP 5) as module doing HTTP authentication this variable is set to the username provided by the user.
- $_SERVER['PHP_AUTH_PW']:-When running under Apache or IIS (ISAPI on PHP 5) as module doing HTTP authentication this variable is set to the password provided by the user.
- $_SERVER['AUTH_TYPE']:-When running under Apache as module doing HTTP authenticated this variable is set to the authentication type.
- $_SERVER['PATH_INFO']:- Contains any client-provided pathname information trailing the actual script filename but preceding the query string, if available.
- $_SERVER['ORIG_PATH_INFO']:-Original version of 'PATH_INFO' before processed by PHP.
Url:-http://localhost/testing/serverfunction.php?arg=value&arg1=value2
Output :-
| /testing/serverfunction.php | Php Self |
| Array | argv |
| 1 | argc |
| CGI/1.1 | GATEWAY_INTERFACE |
| 127.0.0.1 | SERVER_ADDR |
| localhost | SERVER_NAME |
| Apache/2.2.11 (Win32) DAV/2 mod_ssl/2.2.11 OpenSSL/0.9.8i PHP/5.2.9 | SERVER_SOFTWARE |
| HTTP/1.1 | SERVER_PROTOCOL |
| GET | REQUEST_METHOD |
| 1268480923 | REQUEST_TIME |
| arg=value&arg1=value2 | QUERY_STRING |
| C:/xampp/htdocs | DOCUMENT_ROOT |
| application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5 | HTTP_ACCEPT |
| UTF-8,*;q=0.5 | HTTP_ACCEPT_CHARSET |
| gzip,deflate,sdch | HTTP_ACCEPT_ENCODING |
| en-US,en;q=0.8 | HTTP_ACCEPT_LANGUAGE |
| keep-alive | HTTP_CONNECTION |
| localhost | HTTP_HOST |
| HTTP_REFERER | |
| Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/532.5 (KHTML, like Gecko) Chrome/4.0.249.89 Safari/532.5 | HTTP_USER_AGENT |
| HTTPS | |
| 127.0.0.1 | REMOTE_ADDR |
| REMOTE_HOST | |
| 3145 | REMOTE_PORT |
| C:/xampp/htdocs/testing/serverfunction.php | SCRIPT_FILENAME |
| admin@localhost | SERVER_ADMIN |
| 80 | SERVER_PORT |
| Apache/2.2.11 (Win32) DAV/2 mod_ssl/2.2.11 OpenSSL/0.9.8i PHP/5.2.9 Server at localhost Port 80 | SERVER_SIGNATURE |
| PATH_TRANSLATED | |
| /testing/serverfunction.php | SCRIPT_NAME |
| /testing/serverfunction.php?arg=value&arg1=value2 | REQUEST_URI |
| PHP_AUTH_DIGEST | |
| PHP_AUTH_USER | |
| PHP_AUTH_PW | |
| AUTH_TYPE |
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