<!DOCTYPE html>
<html>
<body>
<ul id="myList">
<li id="myLI">Coffee</li>
</ul>
<p>Click one button to remove the li element from ul. Click the other button to insert the removed li element to ul.</p>
<button onclick="removeLi()">Remove li</button>
<button onclick="appendLi()">Insert li</button>
<script>
var item = document.getElementById("myLI");
function removeLi() {
item.parentNode.removeChild(item);
}
function appendLi() {
var list = document.getElementById("myList");
list.appendChild(item);
}
</script>
</body>
</html>