How to Stop Event Propagation with Inline Onclick Attribute in JavaScript?

Last Updated : 14 Oct, 2024

The stopPropagation() method in the HTML DOM is used to stop an event from propagating (or “bubbling”). This method is particularly useful when using an inline onclick attribute in JavaScript.

HTML DOM stopPropagation() Event Method

The stopPropagation() method is used to stop propagation of event calling i.e. the parent event is called we can stop the propagation of calling its children by using the stopPropagation() method and vice-versa.

Syntax:

event.stopPropagation()

Example 1: This example stops the event propagation by adding the stopPropagation method on onclick the <span> element.

html

<!DOCTYPE HTML>
<html>

<head>
    <title>
        How to stop event propagation with
        inline onclick attribute
    </title>

    <style>
        div {
            background: green;
        }

        span {
            background: red;
            color: white;
        }
    </style>
</head>

<body style="text-align:center;">

    <h1 style="color:green;">
        GeeksForGeeks
    </h1>

    <div onclick="alert('you clicked the div')">
        <span onclick="event.stopPropagation(); 
            alert('you clicked Span element(inside the div)');">
            Span Content
        </span>
    </div>
</body>

</html>

Output:

Example 2: This example stops the event propagation by adding stopPropagation() method on onclick to the <span> element. This example handles the Internet Explorer case by setting window.event.cancelBubble to true.

html

<!DOCTYPE HTML>
<html>

<head>
    <title>
        How to stop event propagation with
        inline onclick attribute
    </title>

    <style>
        div {
            background: green;
        }

        span {
            background: red;
            color: white;
        }
    </style>
</head>

<body style="text-align:center;">

    <h1 style="color:green;">
        GeeksForGeeks
    </h1>

    <div onclick="alert('you clicked the div')">
        <span onclick="StopEventPropagation(event);
            alert('you clicked Span element(inside the div)');">
            Span Content
        </span>
    </div>

    <br>
    <script>
        function StopEventPropagation(event) {
            if (event.stopPropagation) {
                event.stopPropagation();
            }
            else if (window.event) {
                window.event.cancelBubble = true;
            }
        }     
    </script>
</body>

</html>

Output:

How to Add event listener to Button in JavaScript ?

PranchalKatiyar

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Article Tags :

How to Stop Event Propagation with Inline Onclick Attribute in JavaScript?

HTML DOM stopPropagation() Event Method

Syntax:

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