Make your lazy loading educational website

This article will go through the following five lazy-loading libraries popular in the React community: react-lazyload. react-lazy-load. react-lazy-load-image-component. react-lazy-images. react-lazy-blur-image.

To create a page loader, you simply need to: Create your HTML code to indicate what you want to use as your loader, e.g., an image or an icon. Then, style your loader page to your taste. Finally, create a JavaScript script that will fire up when the page is requested and then execute the code it contains.

You just need to add the loading=lazy attribute to your images and iframes. As you can see, no JavaScript, no dynamic swapping of the src attributeʼs value, just plain old HTML. This method is a perfect example of how to add lazy loading in HTML without any additional overhead.

Steps for lazy loading elements on scroll events: Identify elements that are not visible initially to lazy load. Use the IntersectionObserver API to detect when these elements enter the viewport. When an element is about to enter the viewport, load the necessary resources (e.g., set the src attribute for images).

Lazy loading means waiting to render content on a webpage until the user or the browser needs it. Lazy loading can help speed up webpage load times. Performance for Developers. Why Site Speed Matters. Performance Benefits.

Native lazy loading of images and iframes is a straightforward method to lazy load content when a user scrolls the web page. You just need to add the loading=lazy attribute to your images and iframes. As you can see, no JavaScript, no dynamic swapping of the src attributeʼs value, just plain old HTML.

Lazy loading can harm SEO if it prevents Googlebot from crawling content, especially important elements like text and images. Google can now handle lazy-loaded content, but only if itʼs implemented with proper techniques like using loading=``lazyʼʼ or IntersectionObserver.

Lazy loading is a technique for waiting to load certain parts of a webpage especially images until they are needed. Instead of loading everything all at once, known as eager loading, the browser does not request certain resources until the user interacts in such a way that the resources are needed.