1. Properties
  2. hashCode
  3. on
  4. onError
  5. runtimeType
  6. scriptUrl
  7. state
  8. Methods
  9. addEventListener
  10. dispatchEvent
  11. noSuchMethod
  12. postMessage
  13. removeEventListener
  14. toString
  15. Operators
  16. operator ==
  17. Constants
  18. errorEvent