代码示例:(标识:eg_js_es5_property)
<!DOCTYPE html>
<html>
<body>

<h1>ECMAScript 5</h1>

<p>ECMAScript 5 允许保留字作为属性名称:</p>

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

<script>
var obj = {name: "Bill", new: "yes"};
document.getElementById("demo").innerHTML = obj.new;
</script>

</body>
</html>
运行结果: