【JS】函数的初应用

Osinghong7个月前 (03-31)成果展示123

<!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 a=prompt("输入第一个加数: ");
			var b=prompt("输入第二个加数: ");
			function getSum(a, b) {
				var sum = parseInt(a) + parseInt(b);
				return sum;
			}
			alert("结果是: " + getSum(a, b));
		</script>
	</body>
</html>

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