1. Dart
2. dart:html
3. ScrollTimeline
4. timeRange property

##### ScrollTimeline class

1. Constructors
2. ScrollTimeline
3. Properties
4. currentTime
5. hashCode
6. orientation
7. runtimeType
8. scrollSource
9. timeRange
10. Methods
11. noSuchMethod
12. toString
13. Operators
14. operator ==

description

# timeRange property Null safety

Object? timeRange

## Implementation

    Object? get timeRange native;