1. Document Object Model Range

    A contiguous range of content in a Document, DocumentFragment or Attr

  2. Object.entries

    The `Object.entries()` method creates a multi-dimensional array of key value pairs from the given object.

  3. CSS3 object-fit/object-position

    Method of specifying how an object (image or video) should fit inside its box. object-fit options include "contain" (fit according to aspect ratio), "fill" (stretches object to fill) and "cover" (overflows box but maintains ratio), where object-position allows the object to be repositioned like background-image does.

  4. Object.observe data binding

    Method for data binding, a now-withdrawn ECMAScript 7 proposal

  5. Object.values method

    The `Object.values()` method returns an array of a given object's own enumerable property values.

  6. Object RTC (ORTC) API for WebRTC

    Enables mobile endpoints to talk to servers and web browsers with Real-Time Communications (RTC) capabilities via native and simple JavaScript APIs

  7. Proxy object

    The Proxy object allows custom behavior to be defined for fundamental operations. Useful for logging, profiling, object visualization, etc.

  8. idbdatabase api: objectstorenames

  9. idbindex api: objectstore

  10. idbtransaction api: objectstore

  11. idbtransaction api: objectstorenames

  12. css property: object-position

  13. html element: object

  14. html element: object: archive

  15. html element: object: aspect ratio computed from `width` and `height` attributes

  16. html element: object: border

  17. html element: object: classid

  18. html element: object: codebase

  19. html element: object: codetype

  20. html element: object: data

  21. html element: object: declare

  22. html element: object: form

  23. html element: object: height

  24. html element: object: name

  25. html element: object: standby

  26. html element: object: tabindex

  27. html element: object: type

  28. html element: object: usemap

  29. html element: object: width

  30. javascript built-in: object

  31. javascript built-in: object: assign

  32. javascript built-in: object: constructor

  33. javascript built-in: object: create

  34. javascript built-in: object: defineproperty

  35. javascript built-in: object: entries

  36. javascript built-in: object: freeze

  37. javascript built-in: object: fromentries

  38. javascript built-in: object: hasown

  39. javascript built-in: object: is

  40. javascript built-in: object: isextensible

  41. javascript built-in: object: isfrozen

  42. javascript built-in: object: isprototypeof

  43. javascript built-in: object: issealed

  44. javascript built-in: object: keys

  45. javascript built-in: object: `__proto__`

  46. javascript built-in: object: seal

  47. javascript built-in: object: setprototypeof

  48. javascript built-in: object: tosource

  49. javascript built-in: object: `tostring()`

  50. javascript built-in: object: valueof