1、#语法高亮，tab转换为4个空格，基础设置，搜索高亮，递增搜索，主题设置，设置行号，文本编码，禁用鼠标
syntax on
set shiftwidth=4
set tabstop=4
set expandtab
set number
set autoindent
set selectmode=mouse
set cmdheight=2
set showmatch
set nobackup
set encoding=utf8
set noswapfile
set smarttab
set magic
set incsearch
set ignorecase
set hlsearch
set nowritebackup
set history=50
set ruler
set showcmd
set nolist
set showmatch
set notildeop
colo desert
set mouse=a
2、#检查PHP代码中是否有语法错误，使用快捷键ctrl+b
nmap <C-B> :!php -l %<cr>