What's new in React 19?
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React hasn't had a major version update in over 2 years since React 18 was launched in 2022. React 19 has lots of exciting new features that make handling data mutations simpler while giving us APIs to improve the user's experience with optimistic updates. They've also launched a new open-source compiler they've been working on for years that will handle many of the nitty-gritty performance details for you behind the scenes. Join us in this course while we learn all about the latest, greatest features coming in the newest version of React! Learn all about the exciting new features coming with React 19, including baked-in ways to handle actions, optimistic updates, form statuses, the new use() API, and more!
Instructor
Bob Ziroll
Head of Education at Scrimba. Passionate about learning and helping others achieve their career goals. Enjoys tennis, woodworking, and spending time with family.
Course details
16+ lessons
Interactive
Included
Free
What you'll learn
Understand the useTransition hook and its applications for managing transitions in React
Demonstrate the new React Compiler's capabilities and how it impacts performance and development workflows
Learn to handle form actions efficiently using React's new form action features
Manage error and loading states effectively in React applications
Prerequisites
Good grasp of basic React
Understanding of React hooks
Familiarity with React 18 features (helpful but not required)
Who this course is for
React developers wanting to learn about the latest React 19 features
Experienced React developers upgrading from React 18
Developers interested in modern React patterns and performance improvements
Teams looking to leverage React 19's new data mutation capabilities
Curriculum
What's new in React 19
16 lessons
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