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

<h1>JavaScript 对象</h1>

<p>JSON.stringify 不会对函数进行字符串化:</p>

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

<script>
const person = {
  name: "Bill",
  age: function () {return 19;}
};

document.getElementById("demo").innerHTML = JSON.stringify(person);
</script>

</body>
</html>
运行结果: