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Understanding and Enabling Strict Mode

Explore how React Strict Mode performs checks on component lifecycle methods, deprecated APIs, and unexpected side effects to help you write more robust React components. This lesson guides you in enabling strict mode and understanding its role during development, ensuring your app code is error-free before production deployment.

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React strict mode

React strict mode helps us write better React components by carrying out certain checks. This includes checks on class component life cycle methods.

React components can either be implemented using a class or a function. Class components have special methods called life cycle methods that can execute logic at certain times in the component’s life cycle.

Strict mode checks that the life cycle methods ...