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<html lang="ko">

<head>
	<meta charset="UTF-8">
	<title>JavaScript Operators</title>
</head>

<body>

	<h1>typeof 연산자</h1>

	<script>
		document.write((typeof "문자열") + "<br>");
		document.write((typeof 10) + "<br>");
		document.write((typeof NaN) + "<br>");
		document.write((typeof false) + "<br>");
		document.write((typeof undefined) + "<br>");
		document.write((typeof new Date()) + "<br>");
		document.write(typeof null);
	</script>
	
</body>

</html>