How do I put lazy images in WordPress without plugins?
Here we will show you that it’s not hard to implement it yourself.
- Step 1: Replace SRC Attribute.
- Step 2: Add Scroll Listener. When the image reaches your viewport, it should replace data-src into src , that way the image will start loading.
- Step 3: Add Animation.
- 32 Comments.
How do I enable lazy image loading?
Lazy Loading Techniques for images. Images on a webpage can be loaded in two ways – using the tag, or using the CSS `background` property. Let’s first look at the more common of the two, the tag, and then move on to CSS background images.
Is it possible to lazy load images on the web?
Browser-level support for lazy-loading images is now supported on the web! This video shows a demo of the feature: In Chrome 76 onwards, you can use the loading attribute to lazy-load images without the need to write custom lazy-loading code or use a separate JavaScript library. Let’s dive into the details.
Is it possible to lazy load polyfills in parallel?
Yet keeping them still available for older ones. Lazy loading polyfills in parallel limits their negative impact especially for HTTP1.0, however bear in mind that older browsers would usually download around 4 javascript files at once. Have a look at the demo project implementing described solution.
How to lazy load polyfills in Webpack?
Now, as we are lazy loading fetch, we shall wait until it’s available: If polyfills array is empty, app will be executed immediatelly. Otherwise, so for browsers missing fetch, it will wait until its loaded. If you need to wait for a bunch of polyfills, you might want to handle logic for loading them in separate files:
How does lazy loading work in Google Chrome?
Browser-level lazy loading also ensures that deferred loading of images still works even if JavaScript is disabled on the client. Today, Chrome already loads images at different priorities depending on where they’re located with respect to the device viewport.