Initial Settings : Vim Settings2023/02/20

	There are many cases to use text editor on CUI terminal, so it's more convenient to install editors with advanced features like Vim.
[1]	Install Vim on this example.

[root@dlp ~]#

dnf -y install vim-enhanced

[2]	Set command alias for your own environment.

[root@dlp ~]#

vi ~/.bashrc

# add alias to the end

alias vi='vim'

# apply changes

[root@dlp ~]#

source ~/.bashrc

[3]	Configure Vim for each user environment. (common settings for all users are in [/etc/vimrc])

[root@dlp ~]#

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
" - if not, specify [ set nobackup ]
set backup

" specify backup directory
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
" - if not, specify [ set nohlsearch ]
set hlsearch

" use incremental search
" - if not, specify [ set noincsearch ]
set incsearch

" show line number
" - if not, specify [ set nonumber ]
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
" - if not, specify [ noautoindent ]
set autoindent

" show color display
" - if not, specify [ syntax off ]
syntax on

" change colors for comments if [ syntax on ] is set
highlight Comment ctermfg=LightCyan

" wrap lines
" - if not, specify [ set nowrap ]
set wrap

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