What is the purpose of the setState method in React class components?

  • To define a new component in React.
  • To update and re-render the component with new data.
  • To handle HTTP requests in React applications.
  • To declare a function in a React component.
The setState method in React class components is used to update and re-render the component with new data. It's essential for managing the component's internal state and triggering re-renders when that state changes. Options 1, 3, and 4 do not accurately describe the purpose of setState.
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