1. Dart
2. dart:html
3. UrlUtilsReadOnly
4. origin property

##### UrlUtilsReadOnly class

1. Properties
2. hash
3. hashCode
4. host
5. hostname
6. href
7. origin
8. pathname
9. port
10. protocol
11. runtimeType
12. search
13. Methods
14. noSuchMethod
15. toString
16. Operators
17. operator ==

description

# origin property Null safety

String? origin

## Implementation

    String? get origin native;