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COMM(1)								       COMM(1)

NAME
       comm - select or reject lines common to two sorted files

SYNOPSIS
       comm [ -123 ] file1 file2

DESCRIPTION
       Comm  reads  file1  and	file2, which are in lexicographical order, and
       produces a three column output: lines only  in  file1;  lines  only  in
       file2;  and  lines  in  both  files.   The file name means the standard
       input.

       Flag or suppresses printing of the corresponding column.

EXAMPLE
       comm -12 file1 file2

	      Print lines common to two sorted files.

SOURCE
       /sys/src/cmd/comm.c

SEE ALSO
       sort(1), cmp(1), diff(1), uniq(1)

								       COMM(1)

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