# PresentationChangeQuery constructor Null safety

const PresentationChangeQuery(

1. {required EliudQuery? newQuery}

)

## Implementation

    const PresentationChangeQuery({required this.newQuery});

1. eliud_pkg_fundamentals
2. presentation_list_event
3. PresentationChangeQuery
4. PresentationChangeQuery const constructor

##### PresentationChangeQuery class

1. Constructors
2. PresentationChangeQuery
3. Properties
4. hashCode
5. newQuery
6. props
7. runtimeType
8. stringify
9. Methods
10. noSuchMethod
11. toString
12. Operators
13. operator ==