VIM installation and common commands

1. vim install

 Online installation （ Suggest ）
sudo apt-get install vim （ubuntu）
yum install vim （redHat/Fedora/CentOS） 

2. vim Use

2.1 vim Working mode of ： Command mode 、 Edit mode 、 Last row mode

It's directly in vim + file name , Editing
Common commands

meaning	command
Add batch comments	1. First, position the cursor to the front of the annotation 2.ctrl+v Enter view mode , Move the cursor down or up , Move to the last line of the comment 3. Then press the capital i（shift+i）, Insert a comment , Annotators such as # wait 4. Finally according to the esc , This completes all the selected comments
Remove the batch comment	1. ctrl+v Enter view mode , Select the area to uncomment 2. Then press d, The selected annotation symbol will be deleted
Cut text	1. ctrl+v Enter view mode , Select the text to cut 2. Click on y replicate 3. Click on p To shear 4. Click on p replicate Cut the cursor position of the current line to the end of the line ：d$ Cut the cursor position of the current line to the beginning of the line ：d^ Cut three lines ：3dd, From the current line + The next two lines are cut shear 1-10 To 20 That's ok ( In parentheses )：(:1,10 m 20)
Delete	1. Delete a line ： dd 2. Delete... Starting with the current line n That's ok ： ndd 3. Delete a character starting with the current character ： dw 4. Delete... Starting with the current character n Characters ： ndw 5. Delete a line of characters starting with the current character ： d$ , D 6. Delete to the beginning of the next sentence ： d) 7. Delete to the beginning of the next paragraph : d} 8. Delete two lines : d + enter
Copy	Will be the first 9 Travel to 15 Row data , Copied to the 16 That's ok 1. (:9,15 copy 16 perhaps ：9,15 co 16) 2.ctrl+v Enter view mode , Select the copied text , Click on y, Select the place to paste with the cursor ,esc Exit visual mode , Click on p replicate
Line break	Click on o You can change lines （ It's just edit mode , Pay attention to the ）
Recall operation	Click on u You can undo the last input （ This can only be used in normal mode ）
Add the line number before each line	:set su
Cancel the line Numbers	:set nonu
Turn on mouse control	:set mouse=a
Set the search highlight	:set hls
Set the font	:set guifont=monaco\10
Mark the current line	:set sursorline
Exit in command mode and save	:wq
Exit without modification	:q
Forced exit , Do not save	:q!
The cursor jumps to the beginning of the specified line	: Line number
The cursor moves to the last line	G
The cursor moves to the first line	gg
Character replacement	1. :%s/ Source characters / Replace character （ Replace the first source character appearing on each line with the target character ） 2. :%s/ Source characters / The replaced character /g（ Replace the full-text source character with the target character ）3. : 8,10s/ Source characters / Replace the character after /g（ Replace the characters on lines 8 to 10 ）

2. 2 Set some line numbers permanently , It can be done to /etc/vimrc Edit and add （vim /etc/vimrc）, Become permanent , It is not necessary to set every time you enter the terminal （ Suggest ： Add what you use , It's OK to add them all ）

" Turn on syntax highlighting 
syntax on

" Use color scheme 
colorscheme desert

" Open the file type detection function 
filetype on

" Different file types use different indents 
filetype indent on

" Allow plug-ins 
filetype plugin on
filetype plugin indent on

" close vi Pattern 
set nocp

" And windows Share clipboard 
set clipboard+=unnamed

" Cancel VI compatible ,VI Keyboard mode is not easy to use 
set nocompatible

" According to the line Numbers ,  or set number
set nu

" History command save lines  
set history=100 

" Read automatically when the file is changed externally 
set autoread 

" Cancel automatic backup and generation swp file 
set nobackup
set nowb
set noswapfile

" Allow mouse click to locate 
set mouse=a

" Allow area selection 
set selection=exclusive
set selectmode=mouse,key

" Highlight the line where the cursor is 
set cursorline

" Cancel cursor blink 
set novisualbell

" Always show status lines 
set laststatus=2

" The status bar shows the currently executed command 
set showcmd

" Scale function , Display the row number of the current cursor 
set ruler

" Set the command line height to 3
set cmdheight=3

" Keep formatting when pasting 
set paste

" Highlight the matching brackets 
set showmatch

" Ignore case when searching 
set ignorecase
 
" Highlight the sentence being searched 
set hlsearch
 
" In search , Highlight the words and sentences one by one （ similar firefox Search for ）
set incsearch

" Inherit the indent of the previous line , Especially for multiline comments 
set autoindent

" by C The program provides automatic indentation 
set smartindent

" Use C Indent of style 
set cindent

" The box drawings are 4
set tabstop=4

" Indent uniformly to 4
set softtabstop=4
set shiftwidth=4

" Allow backspace key , or set backspace=2
set backspace=eol,start,indent
set whichwrap+=<,>,h,l

" Cancel line break 
set nowrap

" When it's launched, it doesn't show the hint of helping Somali children 
set shortmess=atI

" Show white space between divided windows , Easy to read 
set fillchars=vert:\ ,stl:\ ,stlnc:\

" Cursor moves to buffer Keep the top and bottom of 3 Row distance ,  or set so=3
set scrolloff=3

" Set the default decoding 
set fenc=utf-8
set fencs=utf-8,usc-bom,euc-jp,gb18030,gbk,gb2312,cp936

" set font 
set guifont=Courier_New:h11:cANSI
set guifontwide= NSimSun :h11:cGB2312
 
" Set the code 
set enc=utf-8
set fileencodings=ucs-bom,utf-8,chinese
set langmenu=zh_CN.UTF-8
language message zh_CN.UTF-8
source $VIMRUNTIME/delmenu.vim
source $VIMRUNTIME/menu.vim

" Automatic completion 
filetype plugin indent on
set completeopt=longest,menu

" Use menu matching list when auto completion command 
set wildmenu
autocmd FileType ruby,eruby set omnifunc=rubycomplete#Complete
autocmd FileType python set omnifunc=pythoncomplete#Complete
autocmd FileType javascript set omnifunc=javascriptcomplete#CompleteJS
autocmd FileType html set omnifunc=htmlcomplete#CompleteTags
autocmd FileType css set omnifunc=csscomplete#CompleteCSS
autocmd FileType xml set omnifunc=xmlcomplete#CompleteTags
autocmd FileType java set omnifunc=javacomplete#Complet