Benefits of using Hooks

What are React Hooks?

React Hooks provide functional components with the ability to use states and manage side effects. They were first introduced in React 16.8, and allow developers to hook into the state and other React features without having to write a class. They provide a cleaner and more concise way to handle state and side effects in React applications....

When to use React Hooks

If you have created a function component in React and later need to add state to it, you used to have to convert it to a class component. However, you can now use a Hook within the existing function component to add a state. This way, you can avoid having to rewrite your code as a class component....

Types of React Hooks

The Built-in React Hooks are:...

Benefits of using Hooks

Hooks can improve code reusability and make it easier to split complex components into smaller functions....

Why the need for ReactJs Hooks?

There are multiple reasons responsible for the introduction of the Hooks which may vary depending upon the experience of developers in developing React application. Needs for react hooks are:...

Rules for using Hooks

Only functional components can use hooksHooks must be imported from ReactCalling of hooks should always be done at top level of componentsHooks should not be inside conditional statements...

Using Hooks in React

This example demonstrate the use of react useState hook in the application....

Difference Between Hooks and Class Components

FeatureClass ComponentsReact HooksState Managementthis.state and lifecycle methodsuseState and useEffectCode StructureSpread across methods, can be complexSmaller, focused functionsReusabilityDifficult to reuse logicEasy to create and reuse custom hooksLearning CurveFamiliar to OOP developersRequires different mindset than classesError BoundariesSupportedNot currently supportedThird-party LibrariesSome libraries rely on themMay not all be compatible yet...

Important things to remember while using hooks

Hooks are optional in React 16.8+, allowing partial or full project adoption without rewriting existing code.Hooks are backward-compatible, ensuring smooth integration with existing components and preventing breaking changes.React has no plans to eliminate classes; Hooks and class components can coexist.React projects can seamlessly blend class-based and functional components with Hooks.Hooks provide a direct API for key React concepts, such as props, state, context, refs, and lifecycle....