Describe the bug lazySizes Object is undefined in Safari To Reproduce http://afarkas.github.io/lazysizes/#examples Steps to reproduce the behavior: Inject Javascript: var lz_Obj = window.lazySizes; console.log('window.lazySizes TYPE: ' + typeof lz_Obj, lz_Obj); What is the expected behavior: conso...

var lazyObj = window.lazySizes; //console.log('window.lazySizes Object: ' + JSON.stringify(lazyObj)); var imgs = document.getElementsByClassName('lazyload'); for (var i = 0; i < imgs.length; i++) { var img = imgs[i]; lazyObj.loader.unveil(img); // img.classList.add('lazypreload'); } The image...

Describe the bug Demo site images load error 403 404 To Reproduce Provide a url where the bug can be reproduced. http://afarkas.github.io/lazysizes/#examples Steps to reproduce the behavior: Load example page. Click What is the expected behavior: Content loaded with no 403 404 errors What happened...

supportScroll for headless navigator So I saved a website offline (sitesucker) and trying to convert the webpages to PDF's using the WKHTMLTOPDF library using command lines. I found out with some JS that WKHTMLTO PDF's headless navigator support sscroll events. Navigator: Netscape App version: 5.0 (...

I use Modernizr for feature detection and newer versions of it test for native lazyloading. So Modernizr finds my .lazyloading class in the code and adds it to the feature detection list, resulting in a lazyloading class on the html element, which hides the whole page. I know I can find a way around...

Describe the bug When applying data-script to an element that is later re-added with ajax the lazyloading class sticks and the new element is never 'lazyloaded' I believe it to be related to #799 as I believe the callback function is never reached and therefore 'lazyloaded' never triggered as the sc...

Describe the bug With the new release of safari 16 LQIP stopped working on our site, only low quality image is shown until you refresh the page. To Reproduce Open latest safari and browse through the following URLs: Seezona sale Seezona clothing Steps to reproduce the behavior: Open the URL with...

So after I implemented the script, my question is how do I test it so that I can compare my page before and after implementation? I want to know how much better of improvements of Lazysizes in term on loading, performance, SEO, etc?

⚠️ Search for existing open/closed issues/discussions before you open your issue. Hi, Can anyone help me on this issue. I have added long time ago the lazyload class to the background images but now I would like to remove some of them but then the "lazyload" is removed the images not working. I'm us...

A 500 images to be shown, with viewport only fit for 10 images. A floating bar provides 5 anchor links, to scroll to image #1, #101, #201, #301 and (last) #401. First time user visits, 10 images lazy loaded (for simplicity). If user clicks last anchor link (to image 401), the container will scroll d...