jQuery Traversing Ancestors Closest Example

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<html lang="en">
	<head>
		<meta charset="UTF-8" />
		<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
		<title>jQuery closest() – Multiple Click Targets Example</title>
		<style>
			body {
				font-family: Arial, sans-serif;
				padding: 40px;
				background-color: #f0f4f8;
			}
			h1 {
				color: #1a237e;
			}
			p {
				font-size: 15px;
				color: #37474f;
				margin-bottom: 25px;
			}
			.box {
				padding: 15px;
				margin: 20px 0;
				border: 2px solid #3949ab;
				background-color: #e8eaf6;
				border-radius: 5px;
			}
			.highlight-target {
				border: 2px dashed #1e88e5;
				background-color: #e3f2fd;
				padding: 15px;
				margin-top: 10px;
			}
			.clickable {
				background-color: #9fa8da;
				padding: 10px;
				margin-top: 10px;
				border-radius: 4px;
				cursor: pointer;
			}
			.highlight {
				background-color: #ffe082 !important; /* yellow highlight */
			}
			.info {
				margin-top: 20px;
				padding: 12px 16px;
				background: #ffffff;
				border: 1px solid #ccc;
				border-radius: 4px;
				color: #263238;
				font-size: 14px;
				display: inline-block;
			}
		</style>
		<script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>
	</head>
	<body>

<h1>jQuery Traversing Ancestors – <code>closest()</code> Method</h1>
		<p>Click either box to see how <code>closest('.highlight-target')</code> returns the nearest matching ancestor for each element.</p>

<div class="box">
			<strong>Section A</strong>
			<div class="highlight-target" id="targetA">
				<div class="clickable" id="clickA">Click Me (A)</div>
			</div>
		</div>

<div class="box">
			<strong>Section B</strong>
			<div class="highlight-target" id="targetB">
				<div class="highlight-target" id="innerTargetB">
					<div class="clickable" id="clickB">Click Me (B)</div>
				</div>
			</div>
		</div>

<div class="info" id="infoBox">Click any box to check closest matched ancestor.</div>

const closestMatch = $(this).closest('.highlight-target');
					closestMatch.addClass('highlight');

const id = closestMatch.attr('id');
					$('#infoBox').text(
						id ? 'Closest matched ancestor: #' + id : 'No matching ancestor found'
					);
				});
			});
		</script>

</body>
</html>

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