FileSystemEntity constructor Null safety

1. Flutter
2. file
3. FileSystemEntity
4. FileSystemEntity constructor

FileSystemEntity class

1. Constructors
2. FileSystemEntity
3. Properties
4. absolute
5. basename
6. dirname
7. fileSystem
8. hashCode
9. isAbsolute
10. parent
11. path
12. runtimeType
13. uri
14. Methods
15. delete
16. deleteSync
17. exists
18. existsSync
19. noSuchMethod
20. rename
21. renameSync
22. resolveSymbolicLinks
23. resolveSymbolicLinksSync
24. stat
25. statSync
26. toString
27. watch
28. Operators
29. operator ==