Test Code Online

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>jQuery detach()</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<style>
.highlight{font-size:18px;color:#11a286}
</style>
<p><b>remove()</b></p>	
 <form>
    <div id="dvParent">
       <div id="divjQuery">lorem ipsum dolor sit.</div>
    </div>
    <br/>
    <input type='button' id='btnRemove' Value='Remove Div' />
    <input type='button' id='btnAdd' Value='Add Div' />
    <br/><br/>
</form>
<script>
$(document).ready(function() {
    var divjQuery = null;
    $('#btnAdd').attr('disabled','disabled');
    
    $("#divjQuery").hover(function() {
        $(this).addClass('highlight');
    }, function() {
        $(this).removeClass('highlight');
    });

$('#btnRemove').click(function() {
        divjQuery = $("#divjQuery").remove();
        $(this).attr('disabled','disabled');
        $('#btnAdd').removeAttr('disabled');
    });
    
    $('#btnAdd').click(function() {
        $("#dvParent").html(divjQuery);
         $(this).attr('disabled','disabled');
        $('#btnRemove').removeAttr('disabled');
    });
	
});
</script>
 
<p><b>detach()</b></p>	
<form>
    <div id="divParent">
   <div id="divjQueryDetach">lorem ipsum dolor sit. </div>
    </div>
    <br/>
    <input type='button' id='btnDetach' Value='Detach Div' />
    <input type='button' id='btnAttach' Value='Re-attach Div' />
    <br/><br/>
</form>
<script>
$(document).ready(function() {
    var divjQueryDetach = null;
    $('#btnAttach').attr('disabled','disabled');
    
    $("#divjQueryDetach").hover(function() {
        $(this).addClass('highlight');
    }, function() {
        $(this).removeClass('highlight');
    });

$('#btnDetach').click(function() {
        divjQueryDetach = $("#divjQueryDetach").detach();
        $(this).attr('disabled','disabled');
        $('#btnAttach').removeAttr('disabled');
    });
    
    $('#btnAttach').click(function() {
        $("#divParent").html(divjQueryDetach);
         $(this).attr('disabled','disabled');
        $('#btnDetach').removeAttr('disabled');
    });
});
</script>
</body>
</html>