5 Custom React Hooks You Need In Every Project | Summary and Q&A

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September 7, 2021
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5 Custom React Hooks You Need In Every Project

TL;DR

Learn how to easily implement five practical utility hooks that can be used in any React project.

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Questions & Answers

Q: How does the useTimeout hook differ from the useEffect hook with a setTimeout function?

The useTimeout hook simplifies the process of setting a timeout and managing it by automatically clearing the timeout when necessary. It abstracts away the code needed for setting and clearing timeouts, making it more convenient to use compared to manually using the useEffect hook with a setTimeout function. This way, developers can focus on the functionality they want to achieve with the timeout instead of dealing with the technical details of managing it.

Summary & Key Takeaways

  • The video introduces five custom React hooks for different functionalities: useToggle, useTimeout, useDebounce, useUpdateEffect, and useArray.

  • The useToggle hook enables toggling between true and false values, making it useful for creating modal or checkbox components.

  • The useTimeout hook allows delaying the execution of a callback function by a specified duration.

  • The useDebounce hook helps in running a callback function only after a certain delay, ideal for situations like making API calls after the user stops typing.

  • The useUpdateEffect hook is similar to useEffect but only runs on updates, excluding the first render.

  • The useArray hook simplifies working with arrays in React by providing functions like push, remove, filter, update, and clear.

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