Q. What is the correct way to update state based on the previous state?

  • (A) setState(newState)
  • (B) setState(prevState => newState)
  • (C) this.state = newState
  • (D) state = newState
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✅ Correct Answer: (B) setState(prevState => newState)
Explanation: Using a function with prevState ensures you update based on the latest state.

Published by Mr. Dubey ⭐ 109.99K Points at 08-Jun-2025 03:30 pm in React Js

Explanation by: Mr. Dubey
Using a function with prevState ensures you update based on the latest state.

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