- M-x describe-command
-
Read the name of an Info command in the echo area and then display a
brief description of what that command does.
- M-x describe-key
-
Read a key sequence in the echo area, and then display the name and
documentation of the Info command that the key sequence invokes.
- M-x describe-variable
Read the name of a variable in the echo area and then display a brief
description of what the variable affects.
- M-x where-is
-
Read the name of an Info command in the echo area, and then display
a key sequence which can be typed in order to invoke that command.
- H (
get-help-window)
- F1 (on DOS/Windows only)
-
Create (or Move into) the window displaying *Help*, and place
a node containing a quick reference card into it. This window displays
the most concise information about GNU Info available.
- h (
get-info-help-node)
-
Try hard to visit the node (info)Help. The Info file
info.texi distributed with GNU Emacs contains
this node. Of course, the file must first be processed with
makeinfo, and then placed into the location of your Info directory.
- = (
display-file-info)
-
Show information about what’s currently being viewed in the echo area:
the Info file name, and current line number and percentage within the
current node.
- M-x info-version
-
Display the name and version of the currently running Info program.
If the operating system tells GNU Info that the screen is 60 lines tall,
and it is actually only 40 lines tall, here is a way to tell Info that
the operating system is correct.
On MS-DOS/MS-Windows, this command actually tries to change the
dimensions of the visible screen to the value you type in the echo
area.
Finally, Info provides a convenient way to display footnotes which might
be associated with the current node that you are viewing: