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<!DOCTYPE html>
<html lang="ko">

<head>
	<meta charset="UTF-8">
	<title>JavaScript Array</title>
	<style>
	    table { border-collapse: collapse; }
	    tr, td { border: 2px solid orange; padding: 5px }
	</style>
</head>

<body>

	<h1>배열의 순회</h1>

	<script>
		var arr = [1, true, "JavaScript"];
		var result = "<table><tr>";
		
		for (var idx in arr) {
			result += "<td>" + arr[idx] + "</td>";
		}
		result += "</tr></table>";

		document.write(result);
	</script>
	
</body>

</html>