From: dblack@...
Date: 2007-09-03T21:37:11+09:00
Subject: Re: assigning to hash keys when there is a default value?

Hi --

On Mon, 3 Sep 2007, Morton Goldberg wrote:

> On Sep 3, 2007, at 7:37 AM, dblack@wobblini.net wrote:
>
>> The only possible explanation I can come up with, which I don't like,
>> is that:
>>
>>  h[2] ||= 10
>> 
>> is being treated like:
>>
>>  5 = 5 || 10
>> 
>> which is just another can of worms.
>
> I don't want to believe that because it raises the question of why
>
>  h[2] = 10
>
> isn't treated as
>
>  5 = 10

> I mean, I simply can't believe the Ruby interpreter would treat h[2] as a 
> simple rvalue in h[2] ||= 10.

I agree -- it definitely wouldn't. It was a kind of reductio ad
absurdum.


David

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