Install and Configure Vim that is more convenience than vi.
[1] Install vim.
[root@localhost ~]# dnf install vim-enhanced -y
[2] Set command alias for your own environment.
[root@localhost ~]# vi ~/.bashrc
# add alias to the end
alias vi='vim'
# apply changes
[root@localhost ~]#
[3] Configure Vim for your own environment.
[root@localhost ~]# vi ~/.vimrc
" use extended function of vim (no compatible with vi)
set nocompatible
" specify encoding
set encoding=utf-8
" specify file encoding
set fileencodings=utf-8,iso-2022-jp,sjis,euc-jp
" specify file formats
set fileformats=unix,dos
" take backup
set backup
" specify backup directory
" when you enable this setting, the backup directory should exist. If you don't have it yet:
" mkdir -p ~/backup
"set backupdir=~/backup
" take 50 search histories
set history=50
" ignore Case
set ignorecase
" distinct Capital if you mix it in search words
set smartcase
" highlights matched words
set hlsearch
" use incremental search
set incsearch
" show line number
set number
" Visualize break ( $ ) or tab ( ^I )
"set list
" highlights parentheses
set showmatch
" not insert LF at the end of file
set binary noeol
" set auto indent
set autoindent
" show color display
syntax on
" change colors for comments if [ syntax on ] is set
highlight Comment ctermfg=LightCyan
" wrap lines
set wrap
