RHEL 8: Editor

Unix: vi
Linux: vim:

o a i
:w :q :wq :x :q!

:G :gg
:x or :xG
:w, b

/str
n, N

:s/str1/str2/g # 单行替换(当前光标行)
:s/x86_64/i386/g
:%s/str1/str2/g # 全文替换

yy Nyy p
dd Ndd p

undo: u
redo: ctrl + r

ctrl-w, s, v, Arrow

:set nu, nonu
:set ai(autoindent)
:set ignorecase

~/.vimrc

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