HISTTIMEFORMAT

• echo 'export HISTTIMEFORMAT="%d/%m/%y %T "' >> ~/.bash_profile

grep -qF 'HISTTIMEFORMAT' ~/.bashrc && echo "HISTTIMEFORMAT already exists in ~/.bashrc" || { echo 'export HISTTIMEFORMAT="%d/%m/%Y %T "' >> ~/.bashrc && echo "HISTTIMEFORMAT added to ~/.bashrc"; }

echo 'export HISTTIMEFORMAT="%d/%m/%Y %T "' >> ~/.bashrc

export HISTTIMEFORMAT="%F %T "

Related

• Bash history

See also

• Bash history: history[ -a | -c | -r ], history --help, ~/.bash_history, HISTFILE, HISTSIZE, HISTTIMEFORMAT, HSTR

https://www.cyberciti.biz/faq/unix-linux-bash-history-display-date-time/