js 简单数据类型和复杂数据类型的区别

function Person(name,age,salary) {
      this.name = name;
      this.age = age;
      this.salary = salary;
    }
    function f1(person) {
      person.name = "ls";
      person = new Person("aa",18,10);
    }

    var p = new Person("zs",18,1000);
    console.log(p.name);//zs
    f1(p);
    console.log(p.name);//is