Description: Selects elements which contain at least one element that matches the specified selector.
The expression $( "div:has(p)" ) matches a <div> if a <p> exists anywhere among its descendants, not just as a direct child.
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>css demo</title>
<style>
.test {
border: 3px inset red;
}
</style>
<script src="//code.jquery.com/jquery-1.10.2.js"></script>
</head>
<body>
<div><p>Hello in a paragraph</p></div>
<div>Hello again! (with no paragraph)</div>
<script>
$( "div:has(p)" ).addClass( "test" );
</script>
</body>
</html>