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Perl: the Markov chain saw

Re: RegEx on Binary data

by dave_the_m (Prior)
on Oct 02, 2012 at 19:37 UTC ( #996901=note: print w/replies, xml ) Need Help??

in reply to RegEx on Binary data

Like runrig said, you probably want to unpack the individual fields first, but in answer to your question, perhaps something like:
$packed_record =~ /^[\x00-\xff]{8,15}\xaa\xbb\xcc/;


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Re^2: RegEx on Binary data
by rdaniels_77 (Initiate) on Oct 02, 2012 at 19:59 UTC

    The library approach doesn't actually work for me. I should have prefaced that I am not using raw Perl, but compiled PCRE in C language, so I needed the raw RegEx.

    I'll play with that expression...

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[Corion]: GrandFather: Yeah, I'm currently in the same situation - I get DOM node IDs from Chrome, except that they vanish at some point in time, or event, or whatever. My current workaround is to re-fetch the node IDs all the time, but that is slow

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