虚拟机：Parallels Desktop 16 for Mac .Version 16.1.2(49151)
操作系统：CentOS Linux release 8.4.2105
配置文件：
" Configuration file for vim
set modelines=0 " CVE-2007-2438
" Normally we use vim-extensions. If you want true vi-compatibility
" remove change the following statements
set nocompatible " Use Vim defaults instead of 100% vi compatibility
set backspace=indent,eol,start
set backspace=2 " more powerful backspacing
" Don't write backup file if vim is being called by "crontab -e"
au BufWrite /private/tmp/crontab.* set nowritebackup nobackup
" Don't write backup file if vim is being called by "chpass"
au BufWrite /private/etc/pw.* set nowritebackup nobackup
" 语法高亮显示
syntax on
set fileencodings=utf-8,gb2312,gbk,cp936,latin-1
set fileencoding=utf-8
set termencoding=utf-8
set fileformat=unix
set encoding=utf-8
" 显示行号 同 set number
set nu!
filetype on
" 历史记录条数
set history=1000
" set background=dark
" 启用自动对齐功能,把上一行的对齐格式应用到下一行
set autoindent
" 根据上面的格式,只能的选择对齐方式,对于类似C语言编写很有用处
set smartindent
" vim禁用自动备份
set nobackup
set nowritebackup
set noswapfile
" 用空格代替tab
set expandtab
" 不用空格代替tab
" set noexpandtab
" 设置显示制表符的空格字符个数,改进tab缩进值,默认为8,现改为4
set tabstop=4
"统一缩进为4，方便在开启了et后使用退格(backspace)键，每次退格将删除X个空格
set softtabstop=4
" 设定自动缩进为4个字符，程序中自动缩进所使用的空白长度
set shiftwidth=4
" 设置帮助文件为中文(需要安装vimcdoc文档)
set helplang=cn
" 显示匹配的括号
set showmatch
" 文件缩进及tab个数
au FileType html,python,vim,javascript setl shiftwidth=4
au FileType html,python,vim,javascript setl tabstop=4
au FileType java,php setl shiftwidth=4
au FileType java,php setl tabstop=4
" 高亮搜索的字符串
set hlsearch
" 检测文件的类型
filetype off
filetype plugin on
filetype indent on
" C风格缩进
set cindent
set completeopt=longest,menu
" 功能设置
" 去掉输入错误提示声音
set noeb
" 自动保存
" set autowrite
" 突出显示当前行
set cursorline
" set ai!
set showmatch
" 显示标尺
set ruler
" 输入的命令显示出来,看的清楚些
set showcmd
" 状态行显示的内容
set statusline=%F%m%r%h%w\ [FORMAT=%{&ff}]\ [TYPE=%Y]\ [POS=%l,%v][%p%%]\ %{strftime(\"%d/%m/%y\ -\ %H:%M\")}
" 启动显示状态行1,总是显示状态行2
set laststatus=2
" 配色方案
" colorscheme desert
" 指定配色方案是256色
set t_Co=256
set wildmenu
" 设置光标样式为竖线vertical bar
" Change cursor shape between insert and normal mode in iTerm2.app
" if $TERM_PROGRAM =~ "iTerm"
" let &t_SI = "\<Esc>]50;CursorShape=1\x7" " Vertical bar in insert mode
" let &t_EI = "\<Esc>]50;CursorShape=0\x7" " Block in normal mode
" endif
" 共享剪贴板
set clipboard+=unnamed
" 文件被改动时自动载入
set autoread
" 顶部底部保持3行距离
set scrolloff=3
Docker容器中如何使用vi或者vim编辑器
Docker容器没有安装vi或者vim编辑器，导致提示：command not found
系统环境：
虚拟机：Parallels Desktop 16 for Mac .Version 16.1.2(49151)
操作系统：CentOS Linux release 8.4.2105
Docker：20.10.7, build f0df350
