Templated class declaration - c++

Steve: wrote:
> Hi,
>
> With a normal class, I can do the following:
>
> ---
> class Foo;
>
> void func( Foo* param );
>
> class Foo
> {
> //defined here
> };
> ---
>
>
> How do I declare a templated class before the actual definition?
>
> ---
> class WStr; // Does not work, the compiler complains about
> redifinition.

template<class T> class Tmpl;

>
> void func( WStr* param );

If this is a concrete function (with a certain template specialisation
as the argument type), then do

void func( Tmpl<char>* param );

If it does not work for you, maybe you can put the declaration after
the definition of 'Tmpl' class.

>
> template< class T >
> class Tmpl
> {
> //defined here
> T* t;
> };
>
> typedef Tmpl< char > WStr;
> ---

V
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