Hex compression (Allgemeines zu Perl) - Perl-Community.de

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Hex compression

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Floreichy

2011-07-01 13:05

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2011-07-01
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Hi,
i want to compres a hex number like 0xF89a0010.
The Compression should decrease the number of chars in the hex string.
Has anyboby an idea how i could manage it?
Thanks
Last edited: 2011-07-01 13:26:57 +0200 (CEST)
- rosti
  
  2011-07-01 13:45
  User since
  2011-03-19
  3194 Artikel
  BenutzerIn
  Use the pack()-Function:
  
  Code (perl): (dl )
  
  my $bytes = pack "N", 0xF89a0010;
  
  What you get: 4 Bytes in Network-Order (32-bit-integer, value see above).
  
  --Rosti
- pq
  
  2011-07-01 13:57
  
  User since
  2003-08-04
  12208 Artikel
  Admin1
  
  Hi,
  
  englisch questions are welcome, but if you happen to speak german, that would be preferred =)
  Always code as if the guy who ends up maintaining your code will be a violent psychopath who knows where you live. -- Damian Conway in "Perl Best Practices"
  lesen: Wie frage ich & perlintro brian's Leitfaden für jedes Perl-Problem

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