Function: map-keys-apply

map-keys-apply is a byte-compiled function defined in map.el.gz.

Signature

(map-keys-apply FUNCTION MAP)

Documentation

Return the result of applying FUNCTION to each key in MAP.

The default implementation delegates to map-apply.

Other relevant functions are documented in the map group.

Shortdoc

;; map
(map-keys-apply #'1+ (list '(1 . 2) '(3 . 4)))
    => (2 4)

Implementations

(map-keys-apply FUNCTION MAP) in `map.el'.

Undocumented

Source Code

;; Defined in /usr/src/emacs/lisp/emacs-lisp/map.el.gz
(cl-defgeneric map-keys-apply (function map)
  "Return the result of applying FUNCTION to each key in MAP.
The default implementation delegates to `map-apply'."
  (map-apply (lambda (key _)
               (funcall function key))
             map))