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What does "React" mean in programming?
React is one of the most common terms in software development. This guide explains what it means, how it is used in practice, and why it matters, with real examples from the developer world.
Definition
A JavaScript library for building user interfaces. React uses components, a virtual DOM, and a declarative model where you describe what the UI should look like and React updates the real DOM efficiently.
Example
"Build the form as a React component so it can be reused across the application."
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