jQuery Traversing Filtering Add Example

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	<head>
		<meta charset="UTF-8" />
		<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
		<title>jQuery Traversal – add() Method</title>
		<script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>
		<style>
			body {
				font-family: Arial, sans-serif;
				background: #f9f9f9;
				padding: 30px;
			}
			h2 {
				color: #2c3e50;
				margin-bottom: 10px;
			}
			.btn {
				padding: 10px 20px;
				margin-bottom: 20px;
				font-size: 14px;
				color: #fff;
				background: #8e44ad;
				border: none;
				border-radius: 4px;
				cursor: pointer;
			}
			.btn:hover {
				background: #71368a;
			}
			.item-list {
				border: 2px solid #bdc3c7;
				padding: 15px;
				background: #fff;
				width: 400px;
			}
			.item {
				display: inline-block;
				margin: 5px;
				padding: 10px 15px;
				background: #dfe6e9;
				border-radius: 4px;
			}
			.featured {
				border: 2px solid #f1c40f;
			}
			.popular {
				border: 2px solid #27ae60;
			}
			.highlight {
				background: #ffe082 !important;
				color: #2c3e50;
			}
		</style>
	</head>
	<body>

<h2>jQuery Traversal – <code>add()</code> Method</h2>
		<p>Click the button to highlight both featured <em>and</em> popular items using <code>add()</code>.</p>
		<button class="btn" id="highlight-btn">Highlight Specials</button>

<div class="item-list">
			<div class="item featured">Item 1 (Featured)</div>
			<div class="item">Item 2</div>
			<div class="item popular">Item 3 (Popular)</div>
			<div class="item featured">Item 4 (Featured)</div>
			<div class="item popular">Item 5 (Popular)</div>
		</div>

// select featured items, add popular items, then highlight both
					$('.featured')
						.add('.popular')
						.addClass('highlight');
				});
			});
		</script>

</body>
</html>

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