[Video](https://www.youtube.com/watch?v=PgESLlNCv94)

A lot of web platform features landed in Chrome in 2018, but which is the best? This is the 4th and final part!

Over a mini-series of 4 episodes, Jake and Surma wittle 32 features down to one.

- Part 1: <https://www.youtube.com/watch?v=adgI8-W1VjE>
- Part 2: <https://www.youtube.com/watch?v=URrbSSguYzw>
- Part 3: <https://www.youtube.com/watch?v=kZ-a6SXTueU>

In this episode:

- trimStart/End <https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/trimStart>
- import.meta <https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/import.meta>
- RegEx named capture groups <https://developers.google.com/web/updates/2017/07/upcoming-regexp-features>
- Intl.RelativeTimeFormat <https://developers.google.com/web/updates/2018/10/intl-relativetimeformat>
- ResizeObserver <https://developers.google.com/web/updates/2016/10/resizeobserver>
- Audio worklet <https://developers.google.com/web/updates/2017/12/audio-worklet>
- Fetch cache mode <https://fetch.spec.whatwg.org/#concept-request-cache-mode>
- Class fields <https://developers.google.com/web/updates/2018/12/class-fields>

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