From: Peter Li <chinasaurli@...>
Date: 2009-08-20T23:45:18+09:00
Subject: Re: how exit a block?

Thomas B. wrote:
> 
> Your question is not what you really want to ask about.
> 
> You don't want to exit the block. You want to exit the loop that is 
> inside the each method. And you break out from loops using break.
> 
> Just exiting the block would be useless, because you would still be 
> inside the loop, and the each would just go on to the next iteration. In 
> fact, you exit the block each time control gets to the end of the block 
> normally, but then the block is called again in the next iteration.

Note, in some situations next is exactly what you want:
  mixed_collection.sort do |x,y|
    next x.class.name <=> y.class.name if x.class != y.class
    x <=> y
  end

As you say though, other times next would be pointless and you want 
break.

Best,
P
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