vi note

#modify

1) r|R

r:replace single char

R:replace char until [ESC] pressed.

2)c|C

c: c[num]w = [num]cw :change num words.

cc;change one line.   ... test c[num]b  c0 c$=C

3)s: [num]s substitute num chars. 

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#set

set opt

set noopt

eg. set number ,set nonumber 

set rtp:show vim runtimepath.

#cursor

[num]L:move to n lines above screen end,0 is default.

M:screen middle

[num]H:move to n lines below screen top,0 is default.

<CR>=+=^:to next line beginning.

-:like + (up).

(num)|:goto the num column of the current line.

[num]h|j|k|l :[num]h|l move left|right num chars.

[num]j|k  jump num lines

(num)G = :num<CR> goto the num line.

gg <-> G :goto the file start<->end position.

w|W: w move forward one word,the same too W. but 'w' recognized a word by special char(not a-z|A-Z) ,W recognized a word by space char.

b|B:move backward. like w|W .

//CTRL=^

^F:Scroll forward one screen

^B:like ^F(backward )

^D:Scroll forward half screen(down)

^U:like ^D(up)

test:e|E (|) {|} [[|]]

#searches

basic /|?

f|F x:Find (move cursor to) next|previous  occurrence of x in the line, where x stands for any character.

t|t x :Find (move cursor to) character befor|after previous occurrence of x in the line.

;|, :Repeat previous find command in same|opposite  direction.

vi +/pattern file : open file at the fist occourrence of 

#

. :execute the last edit operating

#

J:jion two lines.

#

num!!sort

#comment

map zmd :r !echo -n "/* "$USER" modify  “ `date`  " */"<CR>

map zmd :r !read ARGVS && echo -n "/* "$USER" "$ARGVS" " `date`  " */"<CR>