Print file name of terminal on standard input, print the file name of the terminal connected to standard input. It prints `not a tty’ if standard input is not a terminal.
Syntax
tty [option]...
Options
-s
--silent
--quiet
Print nothing; only return an exit status.
Exit status:
0 if standard input is a terminal
1 if standard input is not a terminal
2 if given incorrect arguments
3 if a write error occurs
Related linux commands:
env – Display, set, or remove environment variables
hostname – Print or set system name
id – Print user and group id’s
logname – Print current login name
uname – Print system information
users – Print login names of users currently logged in
who – Print who is currently logged in
whoami – Print the current user id and name (`id -un’)
Equivalent Windows command: SET %COMPUTERNAME%
