Linux 프롬프트의 색상/내용을 변경하는 방법 How to Change the Color of your Linux Prompt

https://linuxhostsupport.com/blog/how-to-change-the-color-of-your-linux-prompt/

내용 참조하여

간단 설정값

EzPromptEasy Bash PS1 Generator

http://ezprompt.net/

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$ps1설정값 확인
localhost:~# echo $PS1
${debian_chroot:+($debian_chroot)}\h:\w\$

수정
localhost:~# nano ~/.bashrc

export PS1="Debian_10]\u\w[\[\e[41m\]\t\[\e[m\] "

수정내용 확인
debian_10>root~# echo $PS1
${debian_chroot:+($debian_chroot)}debian_10>\u\w\$

=============

echo $PS1

Debian_10]\u\w[\[\e[41m\]\t\[\e[m\]

수정내용 적용
localhost:~# source ~/.bashrc
debian_10>root~# 

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# ========== nano ~/.bashrc ==============================================
export PS1="Debian_10]\[\e[46m\]\u@\[\e[m\]\w[\[\e[41m\]\A\[\e[m\]]] "
alias 1='~/./1'
alias 2='~/./2'
alias reboot='reboot -f'
alias restart='bash --login'
alias l='ls $LS_OPTIONS -lA'
# =========== source ~/.bashrc =============================================

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