html运行实例（eg_js_arithmetic_precedence2）-搜寻教程库

代码示例：（标识：eg_js_arithmetic_precedence2）

<!DOCTYPE html>
<html>
<body>

<p>乘法的优先级高于加法。</p>
<p>但是括号的优先于乘法。</p>

<p id="demo"></p>

<script>
document.getElementById("demo").innerHTML = (200 + 50) * 2;
</script>

</body>
</html>