From: "Simon Kröger" <SimonKroeger@...>
Date: 2005-09-01T05:10:03+09:00
Subject: Re: how to convert binary array into integer

Zach Dennis wrote:

> Joe Van Dyk wrote:
> 
>> On 8/31/05, hsun <sunh11373@hotmail.com> wrote:
>>
>>> Hi,
>>>
>>> Does anyone know the api to convert a binary array into integer:
>>>
>>> for example: 00 00 00 0A => 10
>>
>>
>>
>> Have you looked at String#unpack?
> 
> 
> 
> "\000\000 A".unpack( "f" ) => 10.0
> 
> Zach

This was a joke, right?

"\000\000 B".unpack( "f" ) => 40.0

if not, i didn't want to be cynical.

you can try this:

a = [0x00,0x00,0x00,0x0A]
puts a.inject(0){|r, i|  r << 8 | i}

cheers

Simon