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<script crossorigin="anonymous" integrity="sha384-LVoNJ6yst/aLxKvxwp6s2GAabqPczfWh6xzm38S/YtjUyZ+3aTKOnD/OJVGYLZDl" src="https://lib.baomitu.com/jquery/3.5.0/jquery.min.js"></script>
<div class="lz" id="lz-yd">
<div class="li1 cur">1</div>
<div class="li2">2</div>
<div class="li3">3</div>
<div class="li4">4</div>
<div class="li5">5</div>
<div class="li6">6</div>
<div class="li7">7</div>
</div>
<div class="step-2">
<a class="st1" id="one-up" href="javascript:void(0)" title="" target="_self">11</a>
<a class="st2" id="tow-up" href="javascript:void(0)" title="" target="_self">22</a>
</div>
<script>
$("#one-up").click(() => {
let target = $(".cur").next()
target.insertBefore($(".cur"))
})
$("#tow-up").click(() => {
let target = $(".cur").prev()
target.insertAfter($(".cur"))
})
</script>
新建一个页面,把所有代码放里面 $("#one-up").click(()=>{
let target = $(".cur").next()
target.insertBefore($(".cur"))
})
$("#tow-up").click(()=>{
let target = $(".cur").prev()
target.insertAfter($(".cur"))
})
动画做不来,效果在这里