--- title: 8 new JavaScript features you might have missed | daily.dev description: ECMAScript 11 (ES11, aka ECMAScript 2020) includes a number of ergonomic and other modern improvements. Optional chaining allows you to navigate object and... canonical: https://daily.dev/posts/8-new-javascript-features-you-might-have-missed-0-ycooqwt twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: 8 new JavaScript features you might have missed | daily.dev og:description: ECMAScript 11 (ES11, aka ECMAScript 2020) includes a number of ergonomic and other modern improvements. Optional chaining allows you to navigate object and... og:url: https://daily.dev/posts/8-new-javascript-features-you-might-have-missed-0-ycooqwt og:image: https://api.daily.dev/og/posts/0-YCooqWt.png og:image:alt: 8 new JavaScript features you might have missed og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # 8 new JavaScript features you might have missed **[InfoWorld](https://daily.dev/sources/infoworld)** · 7 min read · 13 upvotes · 1 comments ## Summary ECMAScript 11 (ES11, aka ECMAScript 2020) includes a number of ergonomic and other modern improvements. Optional chaining allows you to navigate object and function chains with a shorthand for dealing with null or undefined values. The BigInt type is a new type, not just some sleight of hand around the existing Number type. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@avgustinagr** · 0 upvotes > Mr Tyson, you were correct, I had missed those. Now give us the question to the answer to life the universe and everything! --- Tags: [#general-programming](https://daily.dev/tags/general-programming), [#javascript](https://daily.dev/tags/javascript) [View this post on daily.dev](https://daily.dev/posts/8-new-javascript-features-you-might-have-missed-0-ycooqwt) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"8 new JavaScript features you might have missed","url":"https://daily.dev/posts/8-new-javascript-features-you-might-have-missed-0-ycooqwt","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/8-new-javascript-features-you-might-have-missed-0-ycooqwt"},"datePublished":"2022-02-10T11:15:59.601Z","dateModified":"2022-02-10T11:15:59.605Z","description":"ECMAScript 11 (ES11, aka ECMAScript 2020) includes a number of ergonomic and other modern improvements. 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Now give us the question to the answer to life the universe and everything!","datePublished":"2022-02-10T13:24:52.358Z","url":"https://daily.dev/posts/0-YCooqWt#c-wI6y02kqZ","author":{"@type":"Person","name":"Avgustina Georgieva","url":"https://daily.dev/avgustinagr","image":"https://avatars0.githubusercontent.com/u/24685517?v=4"}}]} ```