js实现简单的二级菜单鼠标事件
2018-11-12 本文已影响7人
最帅的坏兔子
<!DOCTYPE html>
<html>
<head>
<title>二级菜单鼠标事件</title>
<style type="text/css">
*{
margin: 0;
padding: 0;
}
.container{
width: 100px;
height: 40px;
border: 1px solid #ff4433;
}
.fruits{
width: 100px;
height: auto;
display: none;
}
.fruits>ul{
list-style: none;
}
.fruits>ul>li{
width: 100%;
border: 1px solid #000000;
}
</style>
</head>
<body>
<div class="container" id="Obj">水果</div>
<div class="fruits" id="Obj1">
<ul>
<li>苹果</li>
<li>香蕉</li>
<li>菠萝</li>
<li>西瓜</li>
<li>李子</li>
<li>柠檬</li>
</ul>
</div>
<script type="text/javascript">
var el = document.getElementById("Obj");
var elChild = document.getElementById("Obj1");
el.addEventListener("mouseover",mOver);
el.addEventListener("mouseout",mOut);
elChild.addEventListener("mouseover",mOver);
elChild.addEventListener("mouseout",mOut);
function mOver(obj){
document.getElementById("Obj1").style.display="block";
}
function mOut(obj){
document.getElementById("Obj1").style.display="none";
}
</script>
</body>
</html>
`
