目前,我正在页面中多次在项目上加载iframe。这导致严重的性能问题,我最终希望每个iframe都同步。现在不会发生这种情况,因为每个iframe都在不同的时间(毫秒关闭)加载页面。我可以使用JavaScript加载iframe一次,然后在多个div中显示它吗?
这是我到目前为止所做的:
http://gis.kodyahrens.com/AHRENS_SMPRG_SIMPLEPROGRAMTITLE_WEEK14.php
相关守则:
<div class="col-xs-12 col-md-3">
<div class="panel panel-primary">
<div class="panel-heading">
<h3 class="panel-title">Grayscale</h3>
</div>
<div class="panel-body">
<figure class="grayscale">
<iframe width="100%" height="250" src="https://www.youtube.com/embed/ywCK-vZgpSM?rel=0&controls=0&showinfo=0&autoplay=1&VQ=240" frameborder="0" allowfullscreen></iframe>
</figure>
</div>
</div>
</div>
<div class="col-xs-12 col-md-3">
<div class="panel panel-primary">
<div class="panel-heading">
<h3 class="panel-title">Sepia</h3>
</div>
<div class="panel-body">
<figure class="sepia">
<iframe width="100%" height="250" src="https://www.youtube.com/embed/ywCK-vZgpSM?rel=0&controls=0&showinfo=0&autoplay=1&VQ=240" frameborder="0" allowfullscreen></iframe>
</figure>
</div>
</div>
</div>
<div class="col-xs-12 col-md-3">
<div class="panel panel-primary">
<div class="panel-heading">
<h3 class="panel-title">Saturate</h3>
</div>
<div class="panel-body">
<figure class="saturate">
<iframe width="100%" height="250" src="https://www.youtube.com/embed/ywCK-vZgpSM?rel=0&controls=0&showinfo=0&autoplay=1&VQ=240" frameborder="0" allowfullscreen></iframe>
</figure>
</div>
</div>
</div>
答案 0 :(得分:1)
使用jquery的.clone()函数,可以克隆元素。为您的原始iframe提供ID并将其克隆为:
$('#iframeID').clone().appendTo('#someotherdiv');