01. Intersection ObserverStatus: Working draftRead more: W3C summary
02. Reporting ObserverRead more: W3C summary
03. OffscreenCanvasRead more: Google Developers summary
Drawing to a <canvas> is an expensive task for a browser. This new API enables you to render graphics off the main thread, without hitting the DOM.
04. Internationalisation APIRead more: MDN web docs
Known by the namespace Intl, the ECMAScript Internationalization API provides language-sensitive string comparison, number formatting, and date and time formatting. Use it to avoid sending heavy libraries and show dates, numbers and strings in a format that makes sense in the user’s location.
05. CSS Paint APIRead more:Google Developers summary
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Read more:A coder's guide to APIsGet started with the Web Audio API7 hot web trends for 2019