8-5.txt

开发王代码 代码

function Person(myName, myAge) {
	this.name = myName;
	this.age = myAge;
}
var person_1 = new Person("JOHN", 32);
person_1.__proto__.showInfo = function() {
	return ("嗨！我的名字是"+this.name+"，我现在"+this.age+"岁了。");
};
var person_2 = new Person("Jane", 28);
document.write(person_1.showInfo());
document.write("<br />");
document.write("属性name的值为："+person_1.name);
document.write("<br />");
document.write(person_2.showInfo());
document.write("<br />");
document.write("属性name的值为："+person_2.name);