1. Reversed attribute of ordered lists

    This attribute makes an ordered list number its items in descending order (large to small), instead of ascending order (small to large; the default). The order that the list items are displayed in is not affected.

  2. TextEncoder & TextDecoder

    `TextEncoder` encodes a JavaScript string into bytes using the UTF-8 encoding and returns the resulting `Uint8Array` of those bytes. `TextDecoder` does the reverse.

  3. CSS3 3D Transforms

    Method of transforming an element in the third dimension using the `transform` property. Includes support for the `perspective` property to set the perspective in z-space and the `backface-visibility` property to toggle display of the reverse side of a 3D-transformed element.

  4. Web Animations API

    Lets you create animations that are run in the browser, as well as inspect and manipulate animations created through declarative means like CSS.

  5. animation api: reverse

  6. htmlolistelement api: reversed

  7. css property: animation-direction: alternate-reverse

  8. css property: animation-direction: reverse

  9. css property: counter-reset: `reversed()`

  10. css property: flex-direction: column-reverse

  11. css property: flex-direction: row-reverse

  12. css property: flex-wrap: wrap-reverse

  13. css property: offset-rotate: reverse

  14. html element: ol: reversed

  15. javascript built-in: array: reverse

  16. javascript built-in: array: toreversed

  17. javascript built-in: typedarray: reverse

  18. javascript built-in: typedarray: toreversed