scripts - How can I track time from the command-line? - Ask Ubuntu

i looking command track time.

i imagine following workflow:

1. run command
2. ...do else...
3. return terminal window , stop command
4. as output receive time elapsed between 3 , 1

this answer suggests use

time cat 

and use ctrl-d see time.

you can use

time read 

and use enter key

also check this answer on same question