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Old 09-27-2006
zazzybob's Avatar
zazzybob zazzybob is offline Forum Advisor  
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Join Date: Dec 2003
Location: Melbourne, Australia
Posts: 2,100
Code:
man comm
Example (using bash, which supports process redirection)

Code:
$ cat > file_1
one
two
three
four
$ cat > file_2
three
four
five
six
$ comm -12 <( sort file_1 ) <( sort file_2 ) > file_3
$ cat file_3
four
three
Cheers
ZB