varperson1=newPerson("zhang",20);varperson2=newPerson("li",30);console.log(person1.sayHi());//name: zhang age:20console.log(person2.sayHi());//name: li age:30console.log(person1instanceofPerson);//trueconsole.log(person2instanceofPerson);//trueconsole.log(person1.sayHi==person2.sayHi);//false
varperson1=newPerson();varperson2=newPerson();person2.name="li";person2.age=30;console.log(person1.sayHi());//name: zhang age:20console.log(person2.sayHi());//name: li age:30console.log(person1instanceofPerson);//trueconsole.log(person2instanceofPerson);//trueconsole.log(person1.sayHi==person2.sayHi);//true