From: Hal Fulton <hal9000@...>
Date: 2004-04-24T12:08:26+09:00
Subject: Re: pushing hash

Pe�a, Botp wrote:
> Dave Thomas [mailto:dave@pragprog.com] humbly replied:
> 
> 
>>>Is there a reason why "<<" isn't allowed for hashes?
>>
>>Perhaps because hashes aren't ordered, and the common 
>>semantics of "<<" 
>>implies order.
> 
> 
> Yes, you're right sir Dave, but that is an old notion.
> I much prefer 
> 
> hash << "x"=>2
> 
> rather than
> 
> hash["x"] = 2
> 
> The latter uses "[]" notation, wc is used for arrays, wc implies order,
> right?

Well, perhaps we should either enable it for Hash or disable it
for Set.

But then, pushing hash is illegal in most countries.

Hal