y/iterator.go
func (s *MergeIterator) Value() ValueStruct {
	if len(s.h) == 0 {
		return ValueStruct{}
	}
	return s.h[0].itr.Value()
}
func (s *MergeIterator) Value() ValueStruct {
	if len(s.h) == 0 {
		return ValueStruct{}
	}
	return s.h[0].itr.Value()
}
func ( s * MergeIterator ) Value ( ) ValueStruct { if len ( s . h ) == 0 { return ValueStruct { } } return s . h [ 0 ] . itr . Value ( ) }
// Value returns the value associated with the iterator.
Value returns the value associated with the iterator .