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<script src="https://cdn.bootcss.com/jquery/1.7.1/jquery.min.js"></script>
<style>.hot .img{display:none}.hot .active .img{display:block}.hot .active .word{display:none}</style>
<ul class="hot">
<li class="active"><div class="word">标题1</div><div class="img"><a href="http://www.fensebook.com/index.php/Book/Index/id/2133842">
<img src=http://avatar.fensebook.com/20190215/5c6656d3c3e15.jpg></a>
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<li><div class="word">标题2</div><div class="img"><a href="http://www.fensebook.com/index.php/Book/Index/id/2133842">
<img src=http://avatar.fensebook.com/20190215/5c6656d3c3e15.jpg></a>带图片的2</div></li>
<li><div class="word">标题3</div><div class="img">带图片的3</div></li>
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<script>
$('ul.hot>li').mouseenter(function () { $(this).addClass('active').siblings().removeClass('active')})
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前面的就是例子啊,还要啥例子啊!<script src="https://cdn.bootcss.com/jquery/1.7.1/jquery.min.js"></script>
<style>.hot .img{display:none}.hot .active .img{display:block}.hot .active .word{display:none}</style>
<ul class="hot">
<li class="active"><div class="word">标题1</div><div class="img">带图片的1</div></li>
<li><div class="word">标题2</div><div class="img">带图片的2</div></li>
<li><div class="word">标题3</div><div class="img">带图片的3</div></li>
</ul>
<script>
$('ul.hot>li').mouseenter(function () { $(this).addClass('active').siblings().removeClass('active')})
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