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HTML onclick Attribute

Definition and Usage

The onclick attribute fires on a mouse click on the element.

Applies to

The onclick attribute is part of the Event Attributes, and can be used on any HTML elements.

Elements Event
All HTML elements onclick


Button Example

Execute a JavaScript when a button is clicked:

<button onclick="myFunction()">Click me</button>
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P Example

Click on a <p> element to change its text color to red:

<p id="demo" onclick="myFunction()">Click me to change my text color.</p>

function myFunction() {
    document.getElementById("demo").style.color = "red";
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Browser Support

Event Attribute
onclick Yes Yes Yes Yes Yes