FROM(1) General Commands Manual FROM(1)
NAME
fromprint names of those who have sent mail
SYNOPSIS
from
[-s sender] [-f file] [user]
DESCRIPTION
from prints out the mail header lines from the invoker's mailbox.
 
Options:
-f file
The supplied file is examined instead of the invoker's mailbox. If the -f option is used, the user argument should not be used.
-s sender
Only mail from addresses containing the supplied string are printed.
 
If user is given, the user's mailbox, is examined instead of the invoker's own mailbox. (Privileges are required.)
FILES
/var/mail/*
SEE ALSO
HISTORY
The from command appeared in 3.0BSD.