LOOK(1)                 COMMAND REFERENCE                 LOOK(1)



NAME
     look - find lines in a sorted list

SYNOPSIS
     look [ -d ] [ -f ] string [ filename]

DESCRIPTION
     Look consults a sorted file and prints all lines that begin
     with string.  It uses binary search.

     If no filename is specified, /usr/dict/words is assumed with
     collating sequence -df.

OPTIONS
     -d  `Dictionary' order:  only letters, digits, tabs and
         blanks participate in comparisons.

     -f  Fold.  Upper case letters compare equal to lower case.

EXAMPLES
     The following invocation of this command will print all
     words beginning with 'exp' found in /usr/dict/words.
     Dictionary order and folding are automatically assumed.



          look exp


FILES
     /usr/dict/words          Online dictionary

RETURN VALUE
     [0]            String was found.

     [1]            String was not found.

     [USAGE]        Incorrect command line syntax. Execution
                    terminated.

     [P_ERR]        A system error occurred. Execution
                    terminated.  See intro(2) for more
                    information on system errors.

SEE ALSO
     awk(1), comm(1), cut(1), egrep(1), fgrep(1), grep(1),
     paste(1), sort(1), spell(1), uniq(1).








Printed 10/17/86                                                1

%%index%%
na:72,70;
sy:142,165;
de:307,390;
op:697,245;
ex:942,261;
fi:1203,109;
rv:1312,452;
se:1764,262;
%%index%%000000000130