document.addEventListener(“DOMContentLoaded”, function() {
var lazyImages = [].slice.call(document.querySelectorAll("img.lazy-loading")); if ("IntersectionObserver" in window) { let lazyImageObserver = new IntersectionObserver(function(entries, observer) { entries.forEach(function(entry) { if (entry.isIntersecting) { let lazyImage = entry.target; lazyImage.src = lazyImage.dataset.src; lazyImage.classList.remove("lazy-loading"); lazyImageObserver.unobserve(lazyImage); } }); }); lazyImages.forEach(function(lazyImage) { lazyImageObserver.observe(lazyImage); }); } else { // Possibly fall back to a more compatible method here }
});