How to use hasclass() method in JQuery
In this article, I will explain use of hasclass() Method in JQuery.
JQuery CSS hasclass() Method
hasClass() method checks for selected element have a specified class. If ANY of the selected elements has the specified class, this method will return "true".
Syntax
Example
The following example shows how to hasclass() method in jquery.
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript">
$(document).ready(function () {
$("button").click(function () {
alert($("p").hasClass("HasClassIntro"));
});
});
</script>
<style type="text/css">
.HasClassIntro
{
font-style:italic;
font-size:120%;
color:red;
background-color:Purple;
border-left-style:dotted;
}
</style>
</head>
<body>
<h1>This is hasclass() method example</h1>
<p class="HasClassIntro">One paragraph.</p>
<p>Second paragraph.</p>
<button>Does any element have an "HasClassIntro" class?</button>
</body>
</html>
|
Output
Further Readings
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