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	<meta charset="UTF-8">
	<title>JavaScript Number Method</title>
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	<h1>toPrecision() 메소드</h1>

	<script>
		var num = 3.14159265; // Number 인스턴스를 생성함.

		document.write(num.toPrecision() + "<br>");			// 3.14159265
		document.write(num.toPrecision(2) + "<br>");		// 3.1
		document.write(num.toPrecision(4) + "<br>");		// 3.142
		document.write(3.14159265.toPrecision(6));			// 3.14159
	</script>
	
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