Returns the enumerator with which the given search can be enumerated
An IEnumerator for the entire Search.
This method enables a Search instance to be used in a foreach expression, as in:Search constructor, no enumeration is carried out at this time, only when the returned enumerator is used. When the enumerator's
MoveNextmethod is called, it may throw a ReclsException if the search fails, except for the case where the search runs out of data. In this case, the enumerator's
MoveNextmethod returns false.