SHOW

  Shows information about a datatype, keyword, or current settings that can
  be applied to some datatypes.

  Syntax

     SHOW ({datatype | keyword}

  Parameters

     datatype   The variable to which a DECTPU datatype is assigned to get
                information on a particular item.  You can use buffer,
                string, and window datatypes.  keyword One of the following:

                BUFFER[S]      To show information about all buffers
                               available to the editor.

                KEY_MAP_LIST[S] To show the names of all defined key-map
                               lists, their key maps, and the number of keys
                               defined in each key map.

                KEY_MAP[S]     To show the names of all defined key maps.

                KEYWORDS       To show all items in the internal keyword
                               table.

                PROCEDURES     To show the names of all defined procedures.

                SCREEN         To show information about the terminal.

                SUMMARY        To show statistics and other information
                               about DECTPU including the current version
                               number.

                VARIABLES      To show the names of all defined variables.

                WINDOW[S]      To show information about all windows
                               available to the editor.

                buffer         To show information about the buffer variable
                               you specify.

                string         To show information about the string variable
                               you specify.

                window         To show information about the window variable
                               you specify.
  Examples

  1.  SHOW (PROCEDURES);

      Shows, on the screen, a list of all DECTPU built-ins and user-written,
      compiled procedures.

  2.  SHOW (CURRENT_BUFFER);

      Shows, on the screen, information about the current buffer, such as
      the input file associated with the buffer (if any), the number of
      lines in the buffer, its margins, and the number of windows to which
      the buffer is mapped.

  Related topics

     EXPAND_NAME    GET_INFO    SET