useRef is a versatile hook in React that offers a wide range of applications beyond just interacting with the DOM. You can use it to manage focus, trigger animations, compare previous values, or even create custom caching mechanisms. It's a valuable tool in your React toolkit for solving a...
What is a key in React? It’s pretty often that whenever we are to render multiple components based on a mapping operation, we also want to maintain the orders of the components according to the data they’ve been mapped from. From a developer’s perspective, it does seem straightforward....
useRef(); React.useEffect(() => { // scroll to paddingTop when content changes? ref.current.scrollTo(0, paddingTop); }, [paddingTop, content]); return ... } There is an undesired behavior: the hook is executed on paddingTop changes. Moreover, content is not, semantically, a depende...
React allows us to encapsulate logic in components, so we can skip the fancy JavaScript closures and just use our component to write a debounce function.Let’s take a look:Live, editable JSX Snippet: const { useState, useRef, useEffect } = React // just an async helper function fakeAPI...