c++: notes on namespace

Boris Kolpackov boris at kolpackov.net
Thu Mar 11 15:21:51 CST 2004

Good day,

Some additional notes/corrections: 

> @@ Using-directive is an efficient way to 'inherit' namespaces.
> @@ Using-directive allow you to 'override' some declarations 
>    (see also DEC++ 17.4.3 last paragraph; PLC++

The latter using-directive should be using-declaration.

As of composing namespaces out of other namespaces I found
an interesting GNU extension called "strong using":


In particular it shows two potential problems in standard 
using-directive with regards to the namespace composition 

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