Introducing Zero-Bundle-Size React Server Components – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. 2020 has been a long year. As it comes to an end we wanted to share a special Holiday Update on our research into zero-bundle-size React Server Components. To introduce React Server Components, we have prepared a talk and a demo. If you want, you can check them out during the holidays, or later when work picks back up
Introducing the New JSX Transform – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. Although React 17 doesn’t contain new features, it will provide support for a new version of the JSX transform. In this post, we will describe what it is and how to try it. What’s a JSX Transform? Browsers don’t understand JSX out of the box, so most React users rely on a compiler like Babel or TypeScript to transform
React v16.6.0: lazy, memo and contextType – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. Today we’re releasing React 16.6 with a few new convenient features. A form of PureComponent/shouldComponentUpdate for function components, a way to do code splitting using Suspense and an easier way to consume Context from class components. Check out the full changelog below. React.memo Class components can bail out f
React v16.3.0: New lifecycles and context API - React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. A few days ago, we wrote a post about upcoming changes to our legacy lifecycle methods, including gradual migration strategies. In React 16.3.0, we are adding a few new lifecycle methods to assist with that migration. We are also introducing new APIs for long requested features: an official context API, a ref forwardin
React v16.2.0: Improved Support for Fragments – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. React 16.2 is now available! The biggest addition is improved support for returning multiple children from a component’s render method. We call this feature fragments: Fragments look like empty JSX tags. They let you group a list of children without adding extra nodes to the DOM:
React v15.6.2 – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. Today we’re sending out React 15.6.2. In 15.6.1, we shipped a few fixes for change events and inputs that had some unintended consequences. Those regressions have been ironed out, and we’ve also included a few more fixes to improve the stability of React across all browsers. Additionally, 15.6.2 adds support for the co
Error Handling in React 16 – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. As React 16 release is getting closer, we would like to announce a few changes to how React handles JavaScript errors inside components. These changes are included in React 16 beta versions, and will be a part of React 16. By the way, we just released the first beta of React 16 for you to try! Behavior in React 15 and
React v15.5.0 – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. It’s been exactly one year since the last breaking change to React. Our next major release, React 16, will include some exciting improvements, including a complete rewrite of React’s internals. We take stability seriously, and are committed to bringing those improvements to all of our users with minimal effort. To that
React v15.4.0 – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. Today we are releasing React 15.4.0. We didn’t announce the previous minor releases on the blog because most of the changes were bug fixes. However, 15.4.0 is a special release, and we would like to highlight a few notable changes in it. Separating React and React DOM More than a year ago, we started separating React a
Mixins Considered Harmful – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. “How do I share the code between several components?” is one of the first questions that people ask when they learn React. Our answer has always been to use component composition for code reuse. You can define a component and use it in several other components. It is not always obvious how a certain pattern can be solv
New Versioning Scheme – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. Today we’re announcing that we’re switching to major revisions for React. The current version is 0.14.7. The next release will be: 15.0.0 This change shouldn’t materially affect most of you. Moving to major semver versions simply helps indicate our commitment to stability and gives us the flexibility to add new backwar
Discontinuing IE 8 Support in React DOM – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. Since its 2013 release, React has supported all popular browsers, including Internet Explorer 8 and above. We handle normalizing many quirks present in old browser versions, including event system differences, so that your app code doesn’t have to worry about most browser bugs. Today, Microsoft discontinued support for
React v0.14 – React Blog
This blog site has been archived. Go to react.dev/blog to see the recent posts. We’re happy to announce the release of React 0.14 today! This release has a few major changes, primarily designed to simplify the code you write every day and to better support environments like React Native. If you tried the release candidate, thank you – your support is invaluable and we’ve fixed a few bugs that you
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