Listing 3: move_next() helper function.
template< typename T >
bool move_next( T & var, IEnumerator * pEnum )
{
if ( ! pEnum->MoveNext() )
return false;
var = __try_cast<T>( pEnum->Current );
return true;
}
FOR_EACH and LOCK
Eric and Anson match the functionality and ease-of-use of C#'s lock and foreach with their C++ implementations of FOR_EACH and LOCK, then apply their approaches to both native C++ types and STL containers.Related Reading
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