Mar 12, 2019 · I have created an npm package, a react hook to load a script dynamically. You can use that to load script dynamically in your react application. It will add script in the head or as child of any specified HTML element. Here is the link to the package https://www.npmjs.com/package/use-script-loader. See similar questions with these tags.

Jul 2, 2021 · Since our website is in React, I am going to use hooks for loading script dynamically. useExternalScript.js: export const useExternalScript = (url) => { let [state, setState] = useState(url ? "loading" : "idle"); useEffect(() => { if (!url) { setState("idle"); return; let script = document.querySelector(`script[src="${url}"]`);

Mar 31, 2025 · To dynamically load a JavaScript file in React.js, you can follow these steps: Use the useEffect hook to load the JavaScript file. This hook allows you to execute code when the component mounts or updates. Create a new script element using …

Aug 1, 2015 · If you want to load the file, as part of your app functionality, then the best approach would be to include and reference to that file. Another approach is to ask for the file, and load it during runtime.

Nov 6, 2020 · Right now, you're setting the intervals to run at basically the same time. To get actual intervals between uploads, you'd need something like this: console.log('loop: ', loop); let start = loop * maxRecords; for (let i=1, batch = start; batch < start + maxRecords; i++, batch++) {

Jul 6, 2020 · We start by creating an empty <script></script> tag in the memory as script and then assign the necessary attributes to its src and the id to identify the script later. Finally, we append the...

Oct 2, 2020 · In this tutorial, you’ll handle asynchronous data in React by creating an app that displays information on rivers and simulates requests to Web APIs with setTimeout. By the end of this tutorial, you’ll be able to load asynchronous data using the useEffect Hook.

Sep 4, 2024 · After a deep dive into performance optimization, I was able to cut my React app’s load time by over 50% — without a complete code overhaul or weeks of refactoring. The best part? These were...

Dec 5, 2022 · A practical guide to custom components, props, state, componentDidMount, and fetching data from an API on page load

React-Loadable lets you wrap your massive component like this: Resulting in a much smaller initial load time for your React app. <LoadableComponent> doesn't have to be in your App file, it can be anywhere in your component hierarchy.