multiple-cursors.el setting.

readme.txt

M-x package-install multiple-cursors
M-x package-install smartrep
M-x package-install expand-region

multiple-cursors-setting.el

;;--------------------------------------------------------------------------
;; multiple-cursors
;;--------------------------------------------------------------------------
(require 'multiple-cursors)
(require 'smartrep)

(declare-function smartrep-define-key "smartrep")

(global-set-key (kbd "C-M-c") 'mc/edit-lines)
(global-set-key (kbd "C-M-r") 'mc/mark-all-in-region)

(global-unset-key "\C-t")
(smartrep-define-key global-map "C-t"
  '(("C-t"      . 'mc/mark-next-like-this)
    ("C-n"        . 'mc/mark-next-like-this)
    ("C-p"        . 'mc/mark-previous-like-this)
    ("C-m"        . 'mc/mark-more-like-this-extended)
    ("C-u"        . 'mc/unmark-next-like-this)
    ("C-U"        . 'mc/unmark-previous-like-this)
    ("C-s"        . 'mc/skip-to-next-like-this)
    ("C-S"        . 'mc/skip-to-previous-like-this)
    ("C-*"        . 'mc/mark-all-like-this)
    ("C-d"        . 'mc/mark-all-like-this-dwim)
    ("C-i"        . 'mc/insert-numbers)
    ("C-o"        . 'mc/sort-regions)
    ("C-O"        . 'mc/reverse-regions)))

;;--------------------------------------------------------------------------
;; expand-region
;;--------------------------------------------------------------------------
(require 'expand-region)
(global-set-key (kbd "C-@") 'er/expand-region)
(global-set-key (kbd "C-M-@") 'er/contract-region)