Date

Links

• https://www.cyberciti.biz/tips/linux-unix-get-yesterdays-tomorrows-date.html
• https://linuxconfig.org/addition-and-subtraction-arithmetics-with-linux-date-command

FAQ

Convert timestamp to readable

date -d '@1527153367'

 

Number of days to date

echo \(`date +%s -d 'Jul  3 09:48:30 2020 GMT'`-`date +%s`\)/86400|bc
      

Now in epoch

date +%s

String to epoch

date --date='Jul  3 09:48:30' +%s