Using Command to shutdown the computer

Using Command to shutdown the computer

>sodu shutdown -h now
shutdown the computer right now.

>sodu shutdown -h 10
shutdown the computer in 10 minutes

>sodu shutdown -c
cancel all the orders

>sudo shutdown -h 18:45
shutdown the computer at specific time 18:45

you can see the document for the commands with command:
>man reboot
>man shutdown