Returns a new iterator for the elements in this model. The caller is responsible for ending the iterator. This element iterator owns all the elements on which it iterates. Only the current element is valid, previous ones cannot be used.

Return Value

An OplElementIterator for the model elements.

Returns a new iterator for the elements in this model. The caller is responsible for ending the iterator. If the element iterator owns its elements, only the current element is valid, previous ones cannot be used. If the element iterator does not own its elements, previously iterated elements can be used. The caller is responsible for ending those elements.

Return Value

An OplElementIterator for the model elements.