From: Sebastian Hungerecker <sepp2k@...>
Date: 2008-09-27T18:14:18+09:00
Subject: Re: Does array's each-block destroies outer objects ?

w wg wrote:
> After execute the block , it looks like that ruby destroied the former
> 'x' object, the 'x' object has object_id 4 now, which is same as
> a[4].object_id.

Yes, if you do {|foo|...} and you have a local variable foo outside the block,
then the outer foo will be replaced by the value that is yielded to the block.
This is a property of blocks in 1.8, not of each in particular. This behaviour 
will no longer be present in 1.9.

> If so , does it mean that I must choose another variable name in
> array's each block to keep the 'x' object alive ?

Yes.

HTH,
Sebastian
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