/*----------------------------------------------------------------------------------
Content:
Startup and Exit：
Move：
Search：
Delete：
Add：
Replace:
Recover：
Execute Command：
Help：
version: 0.1 date: 20080911
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Vim is a powerful editor, i learn it by vimtutor yesterday, here is the note of it.
Startup and Exit：
0. To start Vim from the shell prompt type: vim FILENAME
1. To exit Vim type: :q! to trash all changes.
OR type: :wq to save the changes.
NOTE: Pressing will place you in Normal mode or will cancel an unwanted and partially completed command.
Move：
0. The cursor is moved using either the arrow keys or the hjkl keys.
1. To repeat a motion prepend it with a number: 2w 3e
2. To move to the start of the line use a zero: 0
3. CTRL-G displays your location in the file and the file status.
G moves to the end of the file.
number G moves to that line number.
gg moves to the first line.
4. Typing % while the cursor is on a (,),[,],{, or } goes to its match.
Search：
0. Typing / followed by a phrase searches FORWARD for the phrase.
Typing ? followed by a phrase searches BACKWARD for the phrase.
After a search type n to find the next occurrence in the same direction or N to search in the opposite direction.
CTRL-O takes you back to older positions, CTRL-I to newer positions.
Delete：
0. To delete the character at the cursor type: x
1. To delete from the cursor up to the next word type: dw
2. To delete from the cursor to the end of a line type: d$
3. To delete a whole line type: dd
4. To delete from the cursor to the end of word type: de (the same as dw)
Add：
0. To insert or append text type:
i type inserted text insert before the cursor
a type appended text append after the cursor
A type appended text append after the line
1. Type o to open a line BELOW the cursor and start Insert mode.
Type O to open a line ABOVE the cursor.
2. The y operator yanks (copies) text, p puts (pastes) it.
Replace:
0. To replace the character under the cursor, type r and then the character you want to have there.
1. The change operator allows you to change from the cursor to where the motion takes you. ce c$
2. The format for change is:
c [number] motion
3. To substitute new for the first old in a line type :s/old/new
To substitute new for all 'old's on a line type :s/old/new/g
To substitute phrases between two line #'s type :#,#s/old/new/g
To substitute all occurrences in the file type :%s/old/new/g
To ask for confirmation each time add 'c' :%s/old/new/gc
4. Typing a capital R enters Replace mode until is pressed.
Recover：
0. To undo previous actions, type: u (lowercase u)
To undo all the changes on a line, type: U (capital U)
To undo the undo's, type: CTRL-R
1. To put back text that has just been deleted, type p . This puts the deleted text AFTER the cursor
Execute Command：
0. :!command executes an external command.
1. :w FILENAME writes the current Vim file to disk with name FILENAME.
2. v motion :w FILENAME saves the Visually selected lines in file FILENAME.
3. :r FILENAME retrieves disk file FILENAME and puts it below the cursor position.
4. :r !dir reads the output of the dir command and puts it below the cursor position.
5. Typing ":set xxx" sets the option "xxx". Some options are:
'ic' 'ignorecase' ignore upper/lower case when searching
'is' 'incsearch' show partial matches for a search phrase
'hls' 'hlsearch' highlight all matching phrases
You can either use the long or the short option name.
6. Prepend "no" to switch an option off: :set noic
Help：
0. Type :help or press or to open a help window.
1. Type :help cmd to find help on cmd .
2. Type CTRL-W CTRL-W to jump to another window
3. Create a vimrc startup script to keep your preferred settings.
4. When typing a : command, press CTRL-D to see possible completions.
Press to use one completion.
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