A, reference

Directory of Emacs series articles – Update ING

Hideshow minor mode

Hidden Gem Packages

Two, basic use

2.1 init.elconfiguration

48;; Configuration code folding 111 (add-hook 'emacs-lisp-mode-hook 'hs-minor-mode) 112 (add-hook 'python-mode-hook 'hs-minor-mode) 113 (add-hook  'go-mode 'hs-minor-mode) 114 (global-set-key (kbd "C-M-[") 'hs-show-block) 115 (global-set-key (kbd "C-M-]") 'hs-hide-block)