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	<meta charset="UTF-8">
	<title>JavaScript Array Object</title>
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	<h1>shift() 메소드</h1>

	<script>
		var arr = [1, true, "JavaScript", "자바스크립트"];

		document.write(arr.length + "<br>");	// 4
		document.write(arr.shift() + "<br>");	// 1
		document.write(arr.length + "<br>");	// 3
		document.write(arr.shift() + "<br>");	// true
		document.write(arr.length + "<br>");	// 2
		document.write(arr);					// [JavaScript,자바스크립트]
	</script>
	
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