vim配置文件

set nocompatible
source $VIMRUNTIME/vimrc_example.vim
set nu
"设置编码
"set encoding=utf-8
"set fencs=utf-8,ucs-bom,shift-jis,gb18030,gbk,gb2312,cp936
"set fileencodings=utf-8,ucs-bom,chinese
"语言设置
set langmenu=zh_CN.UTF-8
"设置语法高亮
syntax enable
syntax on
set nobackup
set autoindent
set smartindent
set expandtab
set shiftwidth=4 " 设定 << 和 >> 命令移动时的宽度为 4
set softtabstop=4 " 使得按退格键时可以一次删掉 4 个空格
set tabstop=4 " 设定 tab 长度为 4
set lines=50
set columns=140