   ,    whoson (.  "  -
 "  9):

$ whoson ()
i

date

echo "   "

who
}

$ whoson

Fri Aug 8 15:44:58 PDT 2003
   
his     console    Aug 6 08:59   (:0)
alex    pts/4      Aug 6 09:33   (0.0)
jenny   pts/7      Aug 6 09:23   (bravo.tcorp.com)

 ,   whoson   ,     
    ,       .bash_profile (.
 " "  6).    whoson  
.bash_profile   ,   . ()  
   :

$ cat .bash_profile

TERM=vtlOO
export TERM
stty kill '^u'
whoson ()
(

date

echo "   "

who
}
$ . ,bash_profile

     .     -
    .     
  argl.       ""
(>)      (PS2),    .

$ argl( ) {
> echo "$1"

> }
$ argl my first_

my_first_arg

      Bourne Again Shell 
    Shell.  set       -
      setenv:

$ cat .bash_profile

# setenv -    csh

908                                                  VI. 