tryjs_function_value 在线代码实例

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>W3Cschool教程(w3cschool.cn)</title>
</head>
<body>
<p>函数可作为一个值：</p>
<p>x = myFunction(4,3) 或 x = 12</p>
<p>两种情况下，x 的值都为 12。</p>
<p id="demo"></p>
<script>
function myFunction(a, b) {
    return a * b;
}
var x = myFunction(4, 3);
document.getElementById("demo").innerHTML = x;
</script>
</body>
</html>
 
 
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运行结果
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