<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<script>
$(document).ready(function(){
$("button").click(function(){
$("p").removeClass("intro");
});
});
</script>
<style>
.intro {
font-size: 120%;
color: red;
}
</style>
</head>
<body>
<h1>This is a heading</h1>
<p class="intro">This is a paragraph.</p>
<p class="intro">This is another paragraph.</p>
<button>Remove the "intro" class from all p elements</button>
</body>
</html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<script>
$(document).ready(function(){
$("button").click(function(){
$("p").removeClass("intro");
});
});
</script>
<style>
.intro {
font-size: 120%;
color: red;
}
</style>
</head>
<body>
<h1>This is a heading</h1>
<p class="intro">This is a paragraph.</p>
<p class="intro">This is another paragraph.</p>
<button>Remove the "intro" class from all p elements</button>
</body>
</html>
jQuery removeClass()
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