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Before updating the value of the state, we need to build an initial state setup. Once we are done with it, we use the setState() method to change the state object . It ensures that the component has been updated and calls for re-rendering of the component.24 Mar 2021

setState() enqueues changes to the component state and tells React that this component and its children need to be re-rendered with the updated state . This is the primary method you use to update the user interface in response to event handlers and server responses.

With a functional component, we can use React hooks, specifically the useState() hook. This simplifies the creation of a state component and the function that updates it. … setState we use the function we created in the useState , in this case, setValue .

The setState() Method State can be updated in response to event handlers, server responses, or prop changes. This is done using the setState() method. The setState() method enqueues all of the updates made to the component state and instructs React to re-render the component and its children with the updated state .15 Şub 2022