​x
 
<!DOCTYPE html>
<html>
<body>
​
<ul id="myList"><li>Coffee</li><li>Tea</li><li>Milk</li></ul>
​
<p id="demo">点击按钮来删除列表中的首个项目。</p>
​
<button onclick="myFunction()">试一下</button>
​
<script>
function myFunction()
{
var list=document.getElementById("myList");
list.removeChild(list.childNodes[0]);
}
</script>
​
</body>
</html>
​