要先解除默认的绑定
(defun test1 ()
(interactive)
(message "hello"))
(global-unset-key (kbd "C-1"))
(global-set-key (kbd "C-1") #'test1)
要先解除默认的绑定
(defun test1 ()
(interactive)
(message "hello"))
(global-unset-key (kbd "C-1"))
(global-set-key (kbd "C-1") #'test1)