1. Constructors
2. new
3. Properties
4. attachments
5. bcc
6. cc
7. charset
8. configurationSetName
9. from
10. hashCode
11. htmlBody
12. replyTo
13. runtimeType
14. subject
15. textBody
16. to
17. Methods
18. noSuchMethod
19. toString
20. Operators
21. operator ==