Get Class of Clicked Element Using JavaScript

In this tutorial we will see how to Get Class of Clicked Element Using JavaScript. The target Event Property and HTML DOM className Property are used for this.

HTML Code

HTML Code is given below, This code contains three main HTML elements which include button, input element and a paragraph element. All three elements have different classes assigned to them.

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Get Class of Clicked Element Using JavaScript</title>
</head> 
<body>
    <button class="red" onclick="getClassName()">Button</button>
    <input type='submit' class="blue" value="Submit" onclick="getClassName()">
    <p class="yellow" onclick="getClassName()">My Class is Yellow.</p>
</body>
</html>

target Event Property

The target Event Property returns the HTML element that has triggered the event.

It is supported by all major browsers.

HTML DOM className Property

The HTML DOM className Property sets or returns the class name of HTML element.

It is also supported by all major browsers.

JavaScript Code

In this example, whenever HTML element is clicked the function is executed which will then read the class name of clicked html element using target property and className property.

Take a look at the code given below.

<script>
function getClassName()   
{ var cl=event.target.className;
  alert(cl);
}
</script>

Demo

Video Tutorial

Watch video tutorial on how to Get Class of Clicked Element Using JavaScript.

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