"Hugo Duncan" <hugoduncan@[...].net>  wrote in message
news:1105_1043370662@[...]..
>  On Wed, 22 Jan 2003 16:25:40 -0800, "Andrei Alexandrescu"
<andrewalex@[...].com>  wrote:
>  >
>  > inline void do_my_function(string&, void_) {}
>  >
>  > template <class Lst>
>  > inline void do_my_function(string& s, Lst lst)
>  > {
>  >     my_function<front<Lst>::type>(s);
>  >     do_my_function(s, pop_front<Lst>::type());
>  > }
>  > ....
>  > do_my_function(s, my_list());
>  >
> 
>  This is interesting as it also gives run-time control of how much of the
list
>  is iterated over.
> 
>  eg.
> 
>  template <class Lst>
>  inline void do_my_function(string& s, Lst lst)
>  {
>     if (!my_function<front<Lst>::type>(s))
>        do_my_function(s, pop_front<Lst>::type());
>  }

To add compliment to healing, an additional advantage is that you don't even
need to get for_each to compile.

Andrei



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