Change class name of the last p element with removeClass and addClass - Javascript jQuery Method and Property

Javascript examples for jQuery Method and Property:removeClass

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Description

Change class name of the last p element with removeClass and addClass

Demo Code

ResultView the demo in separate window 

<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script>
$(document).ready(function(){
    $("button").click(function(){
        $("p:last").removeClass("intro").addClass("main");
    });/*from  ww  w . j  a va2 s . c om*/
});
</script>
<style>
.intro {
    color: red;
}
.main {
    background-color: yellow;
}
</style>
</head>
<body>

<h1>This is a heading</h1>

<p>This is another paragraph.</p>
<p class="intro">This is a paragraph.</p>

<button>test</button>

</body>
</html>

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