[alexandria-devel] HASH-TABLE-NEXT worthwhile to have?

Samium Gromoff _deepfire at feelingofgreen.ru
Tue Jul 10 20:25:42 UTC 2007


At Tue, 10 Jul 2007 11:02:30 +0300,
Nikodemus Siivola wrote:
> 
> Samium Gromoff wrote:
> > Would it be worthwhile to have something like this:
> > 
> > (defun hash-table-next (hash-table)
> >   "Returns the first EXIST-P, KEY, VALUE triple in the HASH-TABLE it can
> >    get its hands on; otherwise, NIL."
> >   (with-hash-table-iterator (fn hash-table)
> >     (fn)))
> 
> What's the use-case?

Picking apart the hash table without:

 1. having to know anything about the elements
 2. having to do it in a iterative fashion

i.e. "give me an element from that bag".

> Cheers,
> 
>   -- Nikodemus



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