<div class="menu-m-content-list-item showChild">
<div class="menu-m-content-list-item-title">
<p>xxxx</p>
<img src="../../images/mobile/down.png" alt="">
</div>
</div>
const showChildList = document.querySelectorAll('.showChild');
if (showChildList && showChildList.length > 0) {
for (let i = 0; i < showChildList.length; i++) {
const item = showChildList[i];
item.onclick = function() {
......style.transform = 'rotate(180deg)';//想给子节点的img一个样式,请问怎么选择这个dom
}
}
}
与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…