0 File handling commands

Keystrokes	Command name	Action
C-x C-f File → Open File	find-file	Find file and read it in a new buffer.
C-x C-v	find-alternate-file	Read an alternate file, replacing the one read withC-x C-f.
C-x i File → Insert File	insert-file	Insert file at cursor position.
C-x C-s File → Save (current buffer)	save-buffer	Save file.
C-x C-w File→ Save Buffer As	write-file	Write buffer contents to file.
C-x C-c File → Exit Emacs	save-buffers-kill-emacs	Exit Emacs.
C-h	help-command	Enter the online help system.
C-h f Help → Describe Function	describe-function	Gives online help for a given command name.
C-h k Help → Describe Key	describe-key	Gives online help for a given keystroke sequence.
C-h t Help → Emacs Tutorial	help-with-tutorial	Start the Emacs tutorial.
C-h i Help → Browse Manuals	info-goto-emacs-command-node	Start theInfo documentation reader.