jquery-patterns/specific-when-needed.html

<!doctype html>
<html lang="en">
	<head>
		<title>JavaScript Patterns</title>
		<meta charset="utf-8">
	</head>
	<body>
		<script>
			/* Title: Be Specific when Needed
			 * Description: no need to be over-specific
			 */

			// antipattern
			var arms = $('.data table.attendees td.brad');


			// preferred
			var arms = $('.data td.brad');


			// References
			// http://paulirish.com/2009/perf/
		</script>
	</body>
</html>