1. Constructors
2. new
3. Properties
4. characterCount
5. child
6. currentValue
7. errorText
8. hashCode
9. hint
10. isEnabled
11. isRequired
12. key
13. label
14. maxCharacters
15. runtimeType
16. Methods
17. asFocusable ^(ext)
18. asSemanticButton ^(ext)
19. asSemanticHeading ^(ext)
20. build
21. createElement
22. debugDescribeChildren
23. debugFillProperties
24. excludeFromSemantics ^(ext)
25. mergeSemantics ^(ext)
26. noSuchMethod
27. toDiagnosticsNode
28. toString
29. toStringDeep
30. toStringShallow
31. toStringShort
32. withSemanticLabel ^(ext)
33. Operators
34. operator ==