Emacs: Search Function/Command, List Commands

By Xah Lee. Date: . Last updated: .

Search for Function

Alt + x apropos-command
Search command by name. (In emacs, a “command” means: a function that can be called interactively (by typing Alt + x).)
Ctrl + u Alt + x apropos-command
Search all function names.
Alt + x apropos-variable
Search variable names.
Alt + x apropos-value
Search variable values.
Alt + x apropos
Search all symbols (commands, functions, variables, faces).

Search in Manual

Emacs comes with Emacs manual and emacs lisp manual. [see Emacs: View Info Page]

Alt + x elisp-index-search
Find a function's documentation in the emacs lisp manual. (info "(elisp) index")
Alt + x emacs-index-search
Find a function's documentation in the emacs manual. (info "(emacs) index")

Emacs/Elisp Doc Lookup


Lisp Basics

Basics

Lisp Data Structure

Function

Lisp Symbol

Lisp Misc

Working with Elisp