Emacs: Lookup Function / Command Documentation
Show a function's inline doc.
(commands are also functions.)
Note: Some Symbol are variable, not function, e.g. sentence-end-double-space. Some symbol are both function and variable. e.g.
To lookup variable, see Emacs: Show Variable Value, List Variables
Show a command's inline doc.
describe-function, but exclude functions that are not commands.
New in Emacs 29 (Released 2023-07)