Why React Uses State Instead of Plain JavaScript Variables

DEV CommunityWednesday, October 29, 2025 at 9:39:16 AM
In the world of React, understanding the concept of state is crucial for developers. While regular JavaScript variables can store data, they don't trigger updates in the user interface when changed. React's state management allows for a more dynamic and responsive application, making it easier for developers to create interactive experiences. This distinction is important as it helps developers grasp how to effectively manage data flow in their applications.
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