【JS】While循环

Osinghong7个月前 (03-24)成果展示146

练习一：

<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title>d24c04429 欧永鸿</title>
	</head>
	<body>
		<script>
			var i=1;
			do{
				document.write(i+"岁"+"<br>");
				i++;
			}while(i<=100);
		</script>
	</body>
</html>

练习二：

<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title>d24c04429 欧永鸿</title>
	</head>
	<body>
		<script>
			var i=1;
			var result=0;
			do{
				if(i<=100){
					result+=i;
				}
				i++;
			}while(i<=100);
			alert("1-100所有偶数的和是"+result);
		</script>
	</body>
</html>

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