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From: "Bo Persson" <bop@gmb.dk>
Newsgroups: comp.lang.c++
Subject: Re: Why are hash tables absent from the STL?
Date: Wed, 29 Jun 2011 14:21:34 +0200
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Jorgen Grahn wrote:
> On Wed, 2011-06-29, jacob navia wrote:
>> Is there a reason, (a document indicating) why hash tables aren't a
>> standard container?
>
> There must have been /some/ discussions in the distant past which
> ended up in e.g. this one not being included in C++ 98:
>
>  http://www.sgi.com/tech/stl/hash_map.html
>
>

There was. The proposal just came in too late to make it into the 1998 
standard.

It was included in the TR1 update and will be present in C++11 (as 
unordered_map).



Bo Persson