[Techtalk] grep question

Jeff Dike jdike at karaya.com
Thu Jan 17 16:32:56 EST 2002

man grep shows this:

       -C, --context"[=NUM]"
              Print NUM lines (default 2) of output context.
       -NUM   Same as --context=NUM lines of leading and trailing
              context.  However, grep will never print any  given
              line more than once.


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