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<div id="warp" class="tab-content">
<div class="first">
<div class="item-top"></div>
<div class="item-dis"></div>
</div>
<div class="second">
<div class="item-top"></div>
<div class="item-dis"></div>
</div>
<div class="second">
<div class="item-top"></div>
<div class="item-dis"></div>
</div>
</div>
通过
var oTab = document.getElementById(‘warp’);
var child = oTab.children;
获取warp下第一层div
拓展:
通过如下方法会获取到全部div
document.getElementsByClassName(‘tab-content’)[0].getElementsByTagName(‘div’);