Find Above The Fold Lazy Loaded Images
List all images that have loading="lazy" or [data-src] (lazy loading via JS) above the fold
Snippet
function findATFLazyLoadedImages() { const lazy = document.querySelectorAll('[loading="lazy"], [data-src]'); let lazyImages = []; lazy.forEach((tag) => { const position = parseInt(tag.getBoundingClientRect().top); if (position < window.innerHeight && position !== 0) { lazyImages = [...lazyImages, tag]; } }); return lazyImages.length > 0 ? lazyImages : false; } console.log(findATFLazyLoadedImages());