From: gabriele renzi <surrender_it@...1.vip.ukl.yahoo.com>
Date: 2003-08-01T09:05:16+09:00
Subject: Re: Reading an integer out of 1..3 bytes

il 31 Jul 2003 21:21:00 GMT, Mike Hall <mghall@enteract.com> ha
scritto::

>
>>  is there a rubysh way of reading 1,2 or 3 bytes
>>on an integer from an IO?
>
>Like with String 'unpack'?
>
>    str.unpack( format ) -> anArray
>------------------------------------------------------------------------
>     Decodes str (which may contain binary data) according to the format
>     string, returning an array of each value extracted.
possibly.. but how actually use it?
I could read a string of 1 or 2 or 3 bytes, and use a case ? and what
format should I use? I suppose this is a reeeeally dumb question, but
I never really got unpack :(