COMM(1)COMM(1)NAMEcomm - select or reject lines common to two sorted files
SYNOPSIScomm [ -123 ] file1 file2
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
Flag or suppresses printing of the corresponding column.
EXAMPLEcomm-12 file1 file2
Print lines common to two sorted files.
SEE ALSOsort(1), cmp(1), diff(1), uniq(1)COMM(1)