begin Function
Returns an iterator that points to the beginning of a collection that is accessed by the specified interface parameter.
template <typename T>
::Platform::Collections::VectorIterator<T>
begin(
IVector<T>^ v
);
template <typename T>
::Platform::Collections::VectorViewIterator<T>
begin(
IVectorView<T>^ v
);
template <typename T>
::Platform::Collections::InputIterator<T>
begin(
IIterable<T>^ i
);
