Short Vanilla-JS Image LazyLoading

lazyload.html

<img src="" data-src="myphoto.jpg" class="js-lazyload" alt="Photo">
<noscript>
  <img src="myphoto.jpg" alt="Photo">
</noscript>


<script>
  var images = document.getElementsByClassName("js-lazyload");
  for(var i = 0; i < images.length; i++) {
    images[i].attributes.src.value = images[i].attributes["data-src"].value;
  }
</script>