Code Box: codes, symbols, entities used in HTML work

Environment Variables

AUTH_TYPE The protocol-specific authentication method used to validate the user. It is set when the server supports user authentication.
CONTENT_LENGTH The length of the content as given by the client.
CONTENT_TYPE The content type of the data for queries that have attached information (for example, as HTTP POST and PUT).
GATEWAY_INTERFACE The CGI specification revision of the server. Format: CGI/revision.
PATH_INFO Path information, as given by the user request.
PATH_TRANSLATED The translated version of PATH_INFO, with the path including any virtual-to-physical mapping to it.
QUERY_STRING The information following the ? in the URL when referencing the script (using GET).
REMOTE_ADDR The IP address of the remote (user's) host making the request.
REMOTE_HOST The name of the host making the request (user host).
REMOTE_IDENT This variable is set to the remote user name as retrieved from the server (if the HTTP server supports RFC 931 identification).
REMOTE_USER This is set to the username if the HTTP server supports RFC 931 identification and the script is protected.
REQUEST_METHOD The method by which the request was made (for example, GET, HEAD, POST, and so on).
SCRIPT_NAME A path name of the script to execute.
SERVER_NAME The server's hostname, DNS alias, or IP address as it would appear in self-referencing URLs.
SERVER_PORT The port number where the request was sent.
SERVER_PROTOCOL The name/revision of the information protocol.
SERVER_SOFTWARE The name/version of the information server software that answered the request.
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2015-11-01 · John December · Contact · Terms of Use © December Communications, Inc.