【JS】数组运算+结合数组遍历

Osinghong4周前 (03-31)成果展示85

已更新

<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>d24c04429</title>
		<meta name="viewport"
			content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
		
	</head>
	<body>
		<script>
			var num = [2, 6, 1, 77, 52, 25, 7, 34];
			var sum = 0; 
			for (var i = 0; i < num.length; i++) {
				sum += num[i]; }
			console.log("所有元素的和为：" + sum);
			console.log("所有元素的平均值为：" + sum / num.length);
		</script>
	</body>
</html>

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