1. Dart
2. dart:html
3. Body
4. bodyUsed property

Body class

1. Properties
2. bodyUsed
3. hashCode
4. runtimeType
5. Methods
6. arrayBuffer
7. blob
8. formData
9. json
10. text
11. noSuchMethod
12. toString
13. Operators
14. operator ==

bool get bodyUsed native;