(1) Permanently set alias method
vi ~ / .bashrc
alias alias='original command'
source ~/.bashrc
#Remember to make the environment variable take effect after editing
(2) Delete alias
unalias alias
(1) Permanently set alias method
vi ~ / .bashrc
alias alias='original command'
source ~/.bashrc
#Remember to make the environment variable take effect after editing
(2) Delete alias
unalias alias