###1.查看帮助

:help

###2.查看quickref

:help quickref

###3.语法高亮

:syn-on      :syntax on              start using syntax highlighting
:syn-off      :syntax off             stop using syntax highlighting

###4.Move cursor to its last position

The quickest way is to hit either:

''
(two apostrophes) or:

``
(two backticks).

###5.Show line number

:set number

###6.Auto indent

:set autoindent

###7.Set background

:set background=dark
:set background=light

###8.Common move command

0, ^ line head
$, g_ line foot
ctl + f forword page
ctl + b back page

###9.用vim编辑一个文件，改动了很多内容；最终要保存时却发现没有权限

:w !sudo tee % > /dev/null

Reference:http://www.caiyiting.com/blog/2014/vim-sudo.html

###10.替换文字时有特殊字符怎么办？ A:用 \ 转义。

%s/\/Users\/dongmeiliang\/Sites/\/home\/meiliang\/public_html/g

###11.How to reload current file when it has been changed outside of Vim? A::e , more info at :help :e

###12.How to delete all lines of file in Vim? A:

  1. Type gg to move the cursor to the first line of the file, if it is not already there.
  2. Type dG to delete all the lines.

Reference:How to delete all lines of file in Vim

###13.How to select all lines of file in Vim? A: ggVG

Reference:How do i select all text in Vi/Vim?

##扩展阅读