whoami — Display your effective user name

Format

whoami

Description

whoami displays a user name associated with the effective user ID. To display your login name, use who am i.

For example, if you login as user1, then use the su command to change to user2:
Command
Returned
who am I
user1
whoami
user2

Exit values

0
Successful completion
1
Incorrect command line argument
2
Error getting effective username; displays effective UID

Related information

who, id