From: 7stud -- <bbxx789_05ss@...>
Date: 2009-11-15T23:07:28+09:00
Subject: Re: very newbie question

duxieweb wrote:
> 2009/11/15 Stefano Crocco <stefano.crocco@alice.it>:
> 
>>
>> Because 0 is a true value in ruby, so !queue is false and the body of the if
>> expression is not executed. In ruby, the only false values are false and nil.
>>
> 
> Oh, that sounds so different from other languages that 0 is a true 
> value.

Whoops.  I misinterpreted what your issue was.  Yes, ruby is strange 
that way.  In ruby, only nil evaluates to false (and of course false IS 
false).  As a result, everything but nil and false evaluates to 
true--including 0.
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