1. element api: assignedslot

2. element api: attachshadow: `options.slotassignment` parameter

3. element api: slot

4. htmlslotelement api

5. htmlslotelement api: assign

6. htmlslotelement api: assignedelements

7. htmlslotelement api: assignednodes

8. htmlslotelement api: name

9. htmlslotelement api: `slotchange` event

10. htmltemplateelement api: shadowrootslotassignment

11. shadowroot api: slotassignment

12. text api: assignedslot

13. css selector: `:has-slotted`

14. css selector: `::slotted`

15. html element: slot

16. html element: slot: name

17. html element: template: shadowrootslotassignment

18. html attribute: slot

19. javascript built-in: proxy: handler: apply

20. javascript built-in: proxy: handler: construct

21. javascript built-in: proxy: handler: defineproperty

22. javascript built-in: proxy: handler: deleteproperty

23. javascript built-in: proxy: handler: get

24. javascript built-in: proxy: handler: getownpropertydescriptor

25. javascript built-in: proxy: handler: getprototypeof

26. javascript built-in: proxy: handler: has

27. javascript built-in: proxy: handler: isextensible

28. javascript built-in: proxy: handler: ownkeys

29. javascript built-in: proxy: handler: preventextensions

30. javascript built-in: proxy: handler: set

31. javascript built-in: proxy: handler: setprototypeof