getElementById("root"); ReactDOM.render(<App />, rootElement);Similarly, we could use JavaScript to achieve a similar effect. However, it is not recommended to do this, and it is even marked as a bad practice to access the DOM directly when using React. The vanilla JavaScript equivalent...
Find out how to render an HTML string in the DOM without escaping, using ReactI had this problem - I needed to add an HTML string in a React application, coming from a WYSIWYG editor, but simply adding {myString} to the JSX was escaping the HTML.. so the HTML tags were displayed ...
useMemo will take the function that it is wrapping, and cache the results of that function so that it can be provided to you when necessary without doing the computations all over again. How Do You Use useMemo in React? As a built-in hook, you can import the hook from React and use...
Render Multiple Components in React With Fragments With React v16.2, developers can use React fragments to group children under one element without unnecessarily creating a DOM node. The syntax is simple: exportdefaultfunctionApp(){return(<React.Fragment>Hello CodeSandboxTitleforthe first blog postTitl...
We will create a functional component and use hooks to maintain a couple of states. If you are new to React Hooks, You can learn morehere. // RenderSmoothImage.jsxfunctionRenderSmoothImage({src,alt}){const[imageLoaded,setImageLoaded]=React.useState(false);return(setImageLoaded(true)}} />{...
Learn how to use the forwardRef function in React to expose DOM nodes inside a component to its parent component. In React, refs are used for storing values that don’t trigger a re-render when updated. We can also assign refs to DOM elements so that we can reference the ref to manipul...
And there you have it. The React-Redux hooks useSelector and useDispatch are implemented in the React App. Compared to theconnect()alternative, the code is cleaner and more organized. Thank you for reading! Frequently Asked Questions What are Redux and Hooks in React?
Have you ever wondered how you can rerender the component in React to reflect new changes? It’s actually quite simple thanks to the React Hooks and the side effect from theuseStatethat rerenders the component. Counter useStatereturns 2 values, the reference only variable and the function to ...
How to use SVGs in React Below we explore various ways to use or render this React SVG logo on a webpage, it is worth noting that Create React App (CRA) has a built-in configuration for handling SVGs. Some of the examples in this article that require modifying the webpack setup appl...
However, we have to use it a little bit differently in react. Instead of passing a string with all the styles to the attribute, we need to assign an object: render() {return(Example Text);} Notice, that the outer brace is the regular “this is JavaScript” JSX syntax. The inner brac...