* 메서드 체이닝(Method Chaining)

- 메서드를 연속으로 사용


<!-- method_chaning.html -->
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>method_chaning</title>
<script type="text/javascript">
	var output = 'http://gangzzang.tistory.com/';
	output = output.toUpperCase().substring(0, 17);
	
	alert(output);
</script>
</head>
<body>
</body>
</html>


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