vi Editor Commands

Help :help
     :help <command>
     
     vimtutor
General Startup
	To use vi: vi filename
                  gvim filename, behave mswin
	To exit vi and save changes: ZZ   or  :wq
	To exit vi without saving changes: :q!
	To enter vi command mode: [esc]
	To split the windows: :split


Counts A number preceding any vi command tells vi to repeat
	that command that many times. 

             :set number 

             : set nonumber

            ctrl+g

            args

Cursor Movement h       move left (backspace)

	j       move down

	k       move up

	l       move right (spacebar) [return] move to the beginning of the next line

	$       last column on the current line

	0       move cursor to the first column on the 
		current line

	^       move cursor to first nonblank column on the
		current line

	w       move to the beginning of the next word or 
		punctuation mark

	W       move past the next space

	b       move to the beginning of the previous word 
		or punctuation mark

	B       move to the beginning of the previous word,
		ignores punctuation

        e       end of next word or punctuation mark

        E       end of next word, ignoring punctuation

        H       move cursor to the top of the screen 

        M       move cursor to the middle of the screen

        L       move cursor to the bottom of the screen 

Screen Movement G        move to the last line in the file xG move to line x

       z+       move current line to top of screen

       zz       move current line to the middle of screen

       z-       move current line to the bottom of screen

       ctrl+F   move forward one screen

       ctrl+B   move backward one line

       ctrl+D   move forward one half screen

       ctrl+U   move backward one half screen

 

Inserting r        replace character under cursor with next 
		character typed

       R        keep replacing character until [esc] is hit i insert before cursor

       a        append after cursor

       A        append at end of line

       O        open line above cursor and enter append mode 

Deleting x       delete character under cursor dd delete line under cursor dw delete word under cursor

        db      delete word before cursor 

Copying Code yy (yank)'copies' line which may then be put by
		the p(put) command. Precede with a count for
		multiple lines. 

                         set paste

                         read

                         write

Put Command brings back previous deletion or yank of lines,
	words, or characters

        P       bring back before cursor

        p       bring back after cursor 
 Find Commands ?       finds a word going backwards

	/       finds a word going forwards

        f       finds a character on the line under the
		cursor going forward

        F       finds a character on the line under the
		cursor going backwards

        t       find a character on the current line going
		forward and stop one character before it

	T       find a character on the current line going
		backward and stop one character before it

	;	repeat last f, F, t, T 
                          :set hlsearch
                          :set nohlsearch
                          grep

Miscellaneous Commands .	repeat last command

	u	undoes last command issued

	U	undoes all commands on one line xp deletes first character and inserts after
		second (swap)

	J	join current line with the next line

	^G	display current line number

	%	if at one parenthesis, will jump to its mate mx mark current line with character x

	'x	find line marked with character x NOTE: Marks are internal and not written to the file. 

                                            ~: change a character's case

Line Editor Mode Any commands form the line editor ex can be issued 
	upon entering line mode.

	To enter: type ':'

	To exit: press[return] or [esc] 

ex Commands For a complete list consult the UNIX Programmer's Manual 

READING FILES copies (reads) filename after cursor in file 
	currently editing

	:r filename 

WRITE FILE :w 	saves the current file without quitting 

MOVING :#	move to line #

	:$	move to last line of file 

Tags :# crtl+],ctrl+t 

SHELL ESCAPE executes 'cmd' as a shell command.

	:!'cmd' 

                              :shell