Edit This Code:
<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.2/jquery.min.js"></script>
<script>
$(document).ready(function(){
    $("p").on("click.mySomething", function(){
        $(this).slideToggle();
    });
    $("button").click(function(){
        $("p").off("click.mySomething");
    });
});
</script>
</head>
<body>

<p>This is a paragraph.</p>
<p>This is another paragraph.</p>
<p>Click any p element to make it disappear.</p>

<button>Remove the click.mySomething namespace for all p elements</button>
<br><br>

<div>"click.mySomething" defines the mySomething namespace for this particular click event. This event could be removed by using .off("click.mySomething"), without removing other click handlers attached to the specified element. </div>

</body>
</html>


Result:
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