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Thread: grep throws in dashes?
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Old 04-27-2007
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sysgate sysgate is offline Forum Advisor  
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It's not randomly, it's by design, from "man grep"
Quote:
-B NUM, --before-context=NUM
Print NUM lines of leading context before matching lines. Places a line containing -- between contiguous
groups of matches.
, so it's being used kinda as separator.