syntax on "语法高亮" set nocompatible "使用vim的键盘模式" set nu "设置行号" "set nobackup "不需要备份" set confirm "未保存或者只读时,弹出确认" set mouse=a "鼠标可用" set selection=exclusive set selectmode=mouse,key set showcmd "显示未完成命令" set t