<html><body><h1>JavaScript ES5 对象添加 Getter 和 Setter</h1><p>Object.defineProperty() 方法也可以用来添加 Getter 和 Setter</p><p id="demo"></p><script>// 创建对象const person = {firstName:"Bill", lastName:"Gates"};// 定义 getterObject.defineProperty(person, "fullName", { get: function () {return this.firstName + " " + this.lastName;}, enumerable:true});// 打印document.getElementById("demo").innerHTML = "当前对象为：" + JSON.stringify( person );</script></body></html>