--- title: Announcing TypeScript 4.3 Beta | daily.dev description: TypeScript 4.3 Beta lets you specify types for reading and writing to properties. You can use getters and setters with different types in object literals. This... canonical: https://daily.dev/posts/announcing-typescript-4-3-beta-84vvnsbow twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Announcing TypeScript 4.3 Beta | daily.dev og:description: TypeScript 4.3 Beta lets you specify types for reading and writing to properties. You can use getters and setters with different types in object literals. This... og:url: https://daily.dev/posts/announcing-typescript-4-3-beta-84vvnsbow og:image: https://api.daily.dev/og/posts/84VvnsbOw.png og:image:alt: Announcing TypeScript 4.3 Beta 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. # Announcing TypeScript 4.3 Beta **[Typescript](https://daily.dev/sources/ts)** · 10 min read · 20 upvotes · 2 comments ## Summary TypeScript 4.3 Beta lets you specify types for reading and writing to properties. You can use getters and setters with different types in object literals. This ensures some level of consistency, so that a property is always assignable to the setter. In other words, the type for a property has to be the type that you’re writing to that property. ## 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. **@idoshamun** · 1 upvotes > So many new features! This is excellent 👌 **@phamthanhtrungg** · 1 upvotes > Nice features --- Tags: [#typescript](https://daily.dev/tags/typescript) [View this post on daily.dev](https://daily.dev/posts/announcing-typescript-4-3-beta-84vvnsbow) ```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":"Announcing TypeScript 4.3 Beta","url":"https://daily.dev/posts/announcing-typescript-4-3-beta-84vvnsbow","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/announcing-typescript-4-3-beta-84vvnsbow"},"datePublished":"2021-04-01T20:38:28.571Z","dateModified":"2021-10-07T14:17:10.317Z","description":"TypeScript 4.3 Beta lets you specify types for reading and writing to properties. 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This is excellent 👌","datePublished":"2021-04-03T09:28:19.963Z","url":"https://daily.dev/posts/84VvnsbOw#c-TARokXVP_","author":{"@type":"Person","name":"Ido Shamun","url":"https://daily.dev/idoshamun","image":"https://media.daily.dev/image/upload/s---xy_OAwk--/f_auto,q_auto/v1703781380/avatars/avatar_28849d86070e4c099c877ab6837c61f0"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}},{"@type":"Comment","text":"Nice features","datePublished":"2021-04-02T04:30:09.646Z","url":"https://daily.dev/posts/84VvnsbOw#c-07IG242XB","author":{"@type":"Person","name":"Phạm Thành Trung","url":"https://daily.dev/phamthanhtrungg","image":"https://avatars0.githubusercontent.com/u/31823932?v=4"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}}]} ```