vanilla-lazyload
Version:
A fast, lightweight script to load images as they enter the viewport. SEO friendly, it supports responsive images (both srcset + sizes and picture) and progressive JPEG
250 lines (236 loc) • 8.44 kB
HTML
<html>
<head lang="en">
<meta charset="UTF-8">
<title>
Lazyload tests
</title>
<style type="text/css">
ul,
li {
list-style-type: none;
margin: 0;
padding: 0;
}
a,
img {
display: block;
}
img {
border: 0;
}
img:not([src]) {
visibility: hidden;
}
body {
display: flex;
}
.results {
height: 564px;
overflow: scroll;
border: 1px dotted #F00;
flex-grow: 1;
}
</style>
</head>
<body>
<div id="results1" class="results">
<ul>
<li>
<a href="#/it/donna/stivaletti_cod44721746jj.html"><img alt="Stivaletti" data-src="../img/44721746JJ_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/open-toe_cod44740806jx.html"><img alt="Open toe" data-src="../img/44740806JX_15_r.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/sneakers-tennis-shoes-basse_cod44735977gr.html"><img alt="Sneakers & Tennis" data-src="../img/44735977GR_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/sneakers-tennis-shoes-basse_cod44738717am.html"><img alt="Sneakers & Tennis shoes basse"
data-src="../img/44738717AM_15_a.jpg" width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/sneakers-tennis-shoes-alte_cod44739940cb.html"><img alt="Sneakers & Tennis shoes alte"
data-src="../img/44739940CB_15_a.jpg" width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/sneakers-tennis-shoes-alte_cod44740860xg.html"><img alt="Sneakers & Tennis shoes alte"
data-src="../img/44740860XG_15_a.jpg" width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/sneakers-tennis-shoes-basse_cod44738719vn.html"><img alt="Sneakers & Tennis shoes basse"
data-src="../img/44738719VN_15_a.jpg" width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/sneakers-tennis-shoes-basse_cod44739938wk.html"><img alt="Sneakers & Tennis shoes basse"
data-src="../img/44739938WK_15_a.jpg" width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/stivali_cod44736534fq.html"><img alt="Stivali" data-src="../img/44736534FQ_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/stivali_cod44735388ui.html"><img alt="Stivali" data-src="../img/44735388UI_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44739165ev.html"><img alt="Stivaletti" data-src="../img/44739165EV_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44739454hf.html"><img alt="Stivaletti" data-src="../img/44739454HF_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/stivali_cod44719480km.html"><img alt="Stivali" data-src="../img/44719480KM_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44719687td.html"><img alt="Stivaletti" data-src="../img/44719687TD_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/decollete_cod44721899ng.html"><img alt="Décolleté" data-src="../img/44721899NG_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/mocassini_cod44721744sl.html"><img alt="Mocassini" data-src="../img/44721744SL_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44716730kr.html"><img alt="Stivaletti" data-src="../img/44716730KR_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/decollete_cod44718734xl.html"><img alt="Décolleté" data-src="../img/44718734XL_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/decollete_cod44721796uk.html"><img alt="Décolleté" data-src="../img/44721796UK_15_a.jpg" width="220"
height="280"></a>
</li>
</ul>
</div>
<div id="results2" class="results">
<ul>
<li>
<a href="#/it/donna/francesine_cod44717679mj.html"><img alt="Francesine" data-src="../img/44717679MJ_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44724594vu.html"><img alt="Stivaletti" data-src="../img/44724594VU_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/decollete_cod44726148aq.html"><img alt="Décolleté" data-src="../img/44726148AQ_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/mocassini_cod44719629nt.html"><img alt="Mocassini" data-src="../img/44719629NT_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/mocassini_cod44725329kq.html"><img alt="Mocassini" data-src="../img/44725329KQ_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/stivali_cod44724026qs.html"><img alt="Stivali" data-src="../img/44724026QS_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44720256gw.html"><img alt="Stivaletti" data-src="../img/44720256GW_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44722062id.html"><img alt="Stivaletti" data-src="../img/44722062ID_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/mocassini_cod44722402rh.html"><img alt="Mocassini" data-src="../img/44722402RH_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44726296vu.html"><img alt="Stivaletti" data-src="../img/44726296VU_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44725755ct.html"><img alt="Stivaletti" data-src="../img/44725755CT_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44725348nv.html"><img alt="Stivaletti" data-src="../img/44725348NV_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44721879xx.html"><img alt="Stivaletti" data-src="../img/44721879XX_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/cuissardes_cod44729472iq.html"><img alt="Cuissardes" data-src="../img/44729472IQ_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/decollete_cod44725388jv.html"><img alt="Décolleté" data-src="../img/44725388JV_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/stivaletti_cod44721854ce.html"><img alt="Stivaletti" data-src="../img/44721854CE_15_a.jpg"
width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/sneakers-tennis-shoes-basse_cod44727690jp.html"><img alt="Sneakers & Tennis shoes basse"
data-src="../img/44727690JP_15_a.jpg" width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/mocassini_cod44727501hh.html"><img alt="Mocassini" data-src="../img/44727501HH_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/sneakers-tennis-shoes-basse_cod44727038aq.html"><img alt="Sneakers & Tennis shoes basse"
data-src="../img/44727038AQ_15_a.jpg" width="220" height="280"></a>
</li>
<li>
<a href="#/it/donna/mocassini_cod44704882bq.html"><img alt="Mocassini" data-src="../img/44704882BQ_15_a.jpg" width="220"
height="280"></a>
</li>
<li>
<a href="#/it/donna/mocassini_cod44734002vc.html"><img alt="Mocassini" data-src="../img/44734002VC_15_a.jpg" width="220"
height="280"></a>
</li>
</ul>
</div>
<script src="../dist/lazyload.min.js"></script>
<script>
(function () {
function logElementEvent(eventName, element) {
console.log(new Date().getTime(), eventName, element.getAttribute('data-src'));
}
function logEvent(eventName, elementsLeft) {
console.log(new Date().getTime(), eventName, elementsLeft + " images left");
}
var callbacks = {
callback_enter: function (element) {
logElementEvent("ENTERED", element);
},
callback_load: function (element) {
logElementEvent("LOADED", element);
},
callback_set: function (element) {
logElementEvent("SET", element);
}
}
new LazyLoad({
container: document.getElementById('results1'),
...callbacks
});
new LazyLoad({
container: document.getElementById('results2'),
...callbacks
});
}());
</script>
</body>
</html>