vim 访问文件自动带上行号
Euler:~ # vi .vimrc
set showcmd
set showmatch
set ignorecase
set smartcase
set incsearch
set autowrite
set hidden
set number
set hlsearch
set nowrapscan
set showmode
set softtabstop=4
set shiftwidth=4
set expandtab
set cindent
set tabstop=4
set ruler