--- title: 5 ES6 features you need to know | daily.dev description: ES6 has a number of new features that are useful for frontend developers. In this post I will share simple explanation of the following features:let, const,... canonical: https://daily.dev/posts/5-es6-features-you-need-to-know-kfhzb97ba twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: 5 ES6 features you need to know | daily.dev og:description: ES6 has a number of new features that are useful for frontend developers. In this post I will share simple explanation of the following features:let, const,... og:url: https://daily.dev/posts/5-es6-features-you-need-to-know-kfhzb97ba og:image: https://api.daily.dev/og/posts/KFHZB97BA.png og:image:alt: 5 ES6 features you need to know 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. # 5 ES6 features you need to know **[Hashnode](https://daily.dev/sources/hashnode)** · 4 min read · 13 upvotes · 2 comments ## Summary ES6 has a number of new features that are useful for frontend developers. In this post I will share simple explanation of the following features:let, const, spread, rest and destructuring. Let is a replacement of famous var to declare variables. const is used to declare a constant block-scope (similar to'let') ## 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. **@youssefrabeiii** · 2 upvotes > TL;DR > 1- let & const > > 2- Arrow functions > > 3- Classes > > 4- Spread & rest operators > > 5- Destructuring **@izzic** · 0 upvotes > Very Useful --- Tags: [#javascript](https://daily.dev/tags/javascript) [View this post on daily.dev](https://daily.dev/posts/5-es6-features-you-need-to-know-kfhzb97ba) ```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":"5 ES6 features you need to know","url":"https://daily.dev/posts/5-es6-features-you-need-to-know-kfhzb97ba","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/5-es6-features-you-need-to-know-kfhzb97ba"},"datePublished":"2020-10-08T21:09:28.278Z","dateModified":"2021-10-07T14:17:10.317Z","description":" ES6 has a number of new features that are useful for frontend developers. 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