Search results
useRef returns a ref object with a single current property initially set to the initial value you provided. On the next renders, useRef will return the same object. You can change its current property to store information and read it later.
The useRef Hook allows you to persist values between renders. It can be used to store a mutable value that does not cause a re-render when updated. It can be used to access a DOM element directly. Does Not Cause Re-renders.
Aug 3, 2023 · In this article we will learn about the useRef hook in React, its implementation and uses with the help of an example. What is useRef hook? The useRef is a hook that allows to directly create a reference to the DOM element in the functional component.The useRef hook is a new addition in React 16.8.
Nov 17, 2021 · useRef(initialValue) is a built-in React hook that accepts one argument as the initial value and returns a reference. A reference is an object having a single property “current”, which can be...
Apr 2, 2023 · React.useRef() hook creates persisted mutable values (aka references or refs). refs are used to access DOM elements.
useRef is one of the standard hooks provided by React. It will return an object that you can use during the whole lifecycle of the component. The main use case for the useRef hook is to access a DOM child directly. I’ll show exactly how to do that in another section.
Inside your component, call the useRef Hook and pass the initial value that you want to reference as the only argument. For example, here is a ref to the value 0: const ref = useRef(0); useRef returns an object like this: { current: 0 // The value you passed to useRef. }
May 10, 2021 · The ref, in useRef, is a shorthand for "reference". What this hook does is it allows you to store data, and persist them across renders. What's even more interesting and important, this hook does this without causing the component to re-render. This means that when you update the value stored by useRef, React will not re-render your component.
Nov 12, 2023 · The useRef() hook in React is used to create mutable references to elements or values within functional components. It enables direct access and interaction with DOM elements, allowing the persistence of data across renders without triggering re-renders.
In this post you'll learn how and why you can use React's useRef Hook to persist values across renders without causing a re-render.
