Hmm, I don't see the problem.

The block [ :each | ... ] accepts only one argument, named "each". But keysAndValuesDo:
delivers two arguments. So the tight way would be

Dictionary new at: 1 put: 1; keysAndValuesDo: [:key :value | ... ].

Regards

mue

> Lets start monday morning with an intuitive error message:
>
>     Dictionary new at: 1 put: 1; keysAndValuesDo: [:each | ].
>
> "Error: This block accepts 1 argument, but was called with 2"

-- 
**
** Frank Mueller / Oldenburg / Germany
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** frank at mweb.de / http://frank.mweb.de
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