Emacs: What is Meta Key
What is meta key
The Meta key is a key on Lisp Machine Keyboards in the 1970s and 1980s.
Where is meta key
- Microsoft Windows → the Alt is meta key, by default, in GNU Emacs.
- Linux → the Alt is meta key, by default, in GNU Emacs.
- Mac → ⌥ option or ⌘ command is meta key, depending on which emacs distribution you are using.
Syntax of meta key
In emacs documenation, the Meta key's notation is
M-. For example,
M-x means Meta+x.