plurigrid elisp
Emacs Lisp reference (106K lines info).
Basics
(defun greet (name)
"Greet NAME."
(message "Hello, %s!" name))
(let ((x 1) (y 2))
(+ x y))
Macros
(defmacro when-let ((var expr) &rest body)
`(let ((,var ,expr))
(when ,var ,@body)))
Hooks
(add-hook 'after-init-hook #'my-setup)
(remove-hook 'before-save-hook #'delete-trailing-whitespace)
Advice
(advice-add 'find-file :before #'my-before-find-file)
(advice-add 'save-buffer :after #'my-after-save)
Info
C-h i m elisp RET
C-h f <function>
C-h v <variable>
REPL atlas
Part of: repl-commons. Family canonical: emacs.