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jQuery - hasClass( class ) Method
Description:
The hasClass( class ) method returns true if the specified class is present on at least one of the set of matched elements otherwise it returns false.
Syntax:
Here is the simple syntax to use this method:
selector.hasClass( class )
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Parameters:
Here is the description of all the parameters used by this method:
Example:
Following example would check which para has class red:
<html>
<head>
<title>The Selecter Example</title>
<script type="text/javascript" src="/jquery/jquery-1.3.2.min.js">
</script>
<script type="text/javascript" language="javascript">
$(document).ready(function() {
alert("First para returns: " +
$("p#pid1").hasClass("red") );
alert("Second para returns: " +
$("p#pid2").hasClass("red") );
});
</script>
<style>
.red { color:red; }
.green { color:green; }
</style>
</head>
<body>
<p class="red" id="pid1">This is first paragraph.</p>
<p class="green" id="pid2">This is second paragraph.</p>
</body>
</html>
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This would generate following result:
First para returns: true
Second para returns: false
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To understand it in better way you can Try it yourself.
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