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jQuery hasClass() with Examples
The hasClass() method in jQuery is used to check if any of the selected elements is having a specified class name.
Syntax
The syntax is as follows −
$(selector).hasClass(classname)
Above, the parameter class name is the class name to search for in the selected elements.
Example
Let us now see an example to implement the jQuery hasClass() method−
<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script>
$(document).ready(function(){
$("button").click(function(){
alert($("h2").hasClass("demo"));
});
});
</script>
</head>
<body>
<h2>Student Info</h2>
<h2 class="demo">Teacher Info</h2>
<button>Click me</button>
<p></p>
</body>
</html>
Output
This will produce the following output−
Click the “Click me” button to display whether any <h2> element has class “demo”:
Updated on: 2019-12-30T07:48:11+05:30
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