| VARIABLE NAME |
DESCRIPTION |
|
| AUTH_TYPE | When the browser authenticates itself, this variable contains the authentication type in use. The most common value is Basic.
|
| COMSPEC | Reports the path to COMMAND.COM when run locally in Windows.
|
| CONFIGS | If any server configuration options were set, this is a space-separated array of them all.
|
| CONTENT_LENGTH | The length of the data (in bytes or the number of characters) passed to the CGI program through standard input.
|
| CONTENT_TYPE | The MIME type of the query data, such as "text/html".
|
| COOKIE_name | The value of the cookie name.
|
| COOKIES | A space-separated list of all cookie names sent with this request.
|
| DATE_GMT | Current date and time in GMT.
|
| DATE_LOCAL | Current date and time in the local time zone.
|
| DOCUMENT_NAME | The current file.
|
| DOCUMENT_PATH_INFO | Additional path information passed to a document.
|
| DOCUMENT_ROOT | The root directory of the server (so you can use the same script on multiple sites).
|
| DOCUMENT_URI | Virtual path to the file.
|
| GATEWAY_INTERFACE | The revision of the Common Gateway Interface that the server uses.
|
| HTTP_ACCEPT | A list of the MIME types that the client can accept.
|
| HTTP_ACCEPT_CHARSET | The contents of the HTTP Accept-Charset header of the request.
|
| HTTP_ACCEPT_ENCODING | The contents of the HTTP Accept-Encoding header of the request.
|
| HTTP_ACCEPT_LANGUAGE | The contents of the HTTP Accept-Language header of the request.
|
| HTTP_AUTHORIZATION | The contents of the HTTP Authorization header of the request. It will only be available if the Raw user info variable has been set to Yes by the server administrator.
|
| HTTP_CACHE_CONTROL | Information about how to handle the caching od the object requested.
|
| HTTP_CONNECTION | A lowercased version of the HTTP Connection header; typically keep-alive.
|
| HTTP_COOKIE | If you've set a cookie, this holds its value.
|
| HTTP_FORWARDED | An old variant of the Via: header.
|
| HTTP_FROM | The email address of the user making the request. Most browsers do not support this variable.
|
| HTTP_HOST | The net_loc part of the URL, as sent in the HTTP Host header, for instance localhost:4711.
|
| HTTP_PRAGMA | If the client sent any pragma header(s), they are provided here. For practical purposes, the only pragma header you are likely to encounter is no-cache, which some browsers (Netscape comes to mind) send when the user reloads the page.
|
| HTTP_PROXY_CONNECTION | The contents of the HTTP Proxy-Connection header of the request.
|
| HTTP_REFERER | The URL of the document that the client points to before accessing the CGI program.
|
| HTTP_USER_AGENT | The browser the client is using to issue the request.
|
| HTTP_VIA | Information about the proxy servers eventually used for making the request.
|
| HTTPS | Returns 'true' if the server is secure.
|
| INDEX | The query part of the URL, if present.
|
| LAST_MODIFIED | Last modification date and time for current file.
|
| PAGE_COUNT | Number of accesses to current document since server was brought on line.
|
| PATH | The system path your system is running on.
|
| PATH_INFO | Extra path information passed to a CGI program.
|
| PATH_TRANSLATED | The translated version of the path given by the variable PATH_INFO.
|
| PRESTATE_name | The value true if that prestate was present.
|
| PRESTATES | If server found prestates in the URL, this is a space-separated array of those present.
|
| PRINTENV | A special XSSI command which returns ALL environment variables, including those which have been set within the page. Note that, like flastmod and fsize, it is a directive in itself and does not require 'echo var=' in its argument.
|
| QUERY_name | The value of the form variable name.
|
| QUERY_STRING | The query information passed to the program. It is appended to the URL with a "?".
|
| QUERY_STRING_UNESCAPED | Undecoded query string with all shell metacharacters escaped with "\".
|
| REDIRECT_SCRIPT_NAME | The virtual path of the parent document.
|
| REDIRECT_STATUS | The status code of the parent request. It is useful when writing scripts that generate custom error pages.
|
| REMOTE_ADDR | The remote IP address of the user making the request.
|
| REMOTE_HOST | The remote hostname of the user making the request.
|
| REMOTE_IDENT | The user making the request. This variable will only be set if NCSA IdentityCheck flag is enabled, and the client machine supports the RFC 931 identification scheme (ident daemon).
|
| REMOTE_PASSWORD | The password used by the user, only available if the Send decoded password variable is set to Yes by the administrator and the client authenticated itself.
|
| REMOTE_PORT | The port number used by the client.
|
| REMOTE_USER | The authenticated name of the user.
|
| REQUEST_METHOD | The method with which the information request was issued.
|
| REQUEST_URI | The address of the requested document or CGI file, relative to the document root.
|
| SCRIPT_FILENAME | The complete path in the real file system to the CGI script.
|
| SCRIPT_NAME | The virtual path (e.g., /cgi-bin/program.pl) of the script being executed.
|
| SCRIPT_URI | The absolute URL of the CGI script called.
|
| SCRIPT_URL | The URL path of the CGI script called.
|
| SERVER_ADDR | The server's DNS address.
|
| SERVER_ADMIN | The e-mail address of your server's webmaster.
|
| SERVER_NAME | The server's hostname or IP address.
|
| SERVER_PORT | The port number of the host on which the server is running.
|
| SERVER_PROTOCOL | The name and revision of the information protocol the request came in with.
|
| SERVER_SIGNATURE | Used server error messages.
|
| SERVER_SOFTWARE | The name and version of the server software that is answering the client request.
|
| SERVER_URL | The URL to the web server. Together with SCRIPT_NAME, this makes up the complete URL for the script.
|
| SUPPORTS | A list of words, separated with spaces, of all features for which support information is available.>
|
| SUPPORTS_feature | The value true if that feature is supported by the current browser.
|
| TOTAL_HITS | Total pages served by server since brought on line.
|
| TZ | Time zone.
|
| UNIQUE_ID | Serial no. of the server.
|
| USER_INFO | Identity of current site as known by the server.
|
| USER_NAME | The name of the user who started Apache.
|
| VAR_name | The value of the form variable name.
|
| VARIABLES | A list of all form variables.
|
| WANTS_name | The value true if that server configuration option was set. See also CONFIGS. |
