原文地址：http://www.2cto.com/os/201309/246271.html

" This must be first, beacuse it changes other options as a side effect.set nocompatible  " show line numbersset number  "  display "-- INSERT --" when entering insert modeset showmode  " incremental searchset incsearch  " highlight matching search termsset hlsearch  " set ic means case-insensitive search; noic means case-sensitive.set noic  " allow backspacing over any character insert modeset backspace=indent,eol,start  " do not wrap linesset nowrap  " set mouse to work in the console" set mouse=a  " keep 50 lines of command line historyset history=50  " show the cursor positionset ruler  " save a backup fileset backup  " the visual bell flashes the background instead of an audible bell.set visualbell  " set sensible defaults for different types of text files.au filetype c set cindent tw=79au filetype sh set ai et sw=4 sts=4 noexpandtabau filetype vim set ai et sw=2 sts=2 noexpandtab  " indent new lines to match the current identationset autoindent  " don't replace tabs with spacesset noexpandtab  " use tabs at the start of a line, spaces elsewhereset smarttab  " show syntax highlightingsyntax on  " show whitespace at the end of a linehighlight whitespaceEOF ctermbg=blue guibg=bluematch whitespaceEOF /\s\+$/  set tabstop=4set shiftwidth=4set cursorline