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Re: One-liner parses ippl log for suspicious packets

by blakem (Monsignor)
on Jan 09, 2002 at 04:20 UTC ( #137321=note: print w/replies, xml ) Need Help??

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  1. or download this
    `(?<!pattern)'
            A zero-width negative look-behind assertion.
            For example `/(?<!bar)foo/' matches any
            occurrence of "foo" that does not follow "bar".
            Works only for fixed-width look-behind.
    
  2. or download this
    perl -ne 'print if /(?<!time)\(/' < ippl.log > ippl.noteworthy
    

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