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<html lang="ko">

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

<body>

	<h1>자바스크립트 함수</h1>

	<script>
		function addNum(x, y) {
			return x + y;
		}
		document.write(addNum(2, 3));
	</script>
	
</body>

</html>