SOURCE

let p = {
    name: "zf",
    age: 23
}
let { name, age } = p
console.log(name)
console.log(age)

let myname, myage
({ name: myname, age: myage } = p)
console.log(myname)
console.log(myage)

function createPerson(name, age, job) {
    let o = new Object();
    o.name = name
    o.age = age
    o.job = job
    o.sayName = () => {
        console.log(this.name)
    };
    return o
}
let p1 = createPerson('zf', 23, 'student')
let p2 = createPerson('zff', 43, 'police')

function Person(name, age, job) {
    this.name = name
    this.age = age
    this.job = job
    //没有显式创建对象
    //属性和方法直接复制给this
    //没有返回值
}
let pp1 = new Person('zf', 32, 'teacher')
let pp2 = new Person('zff', 52, 'cleaner')
console.log(pp1.constructor == Person)
console.log(pp1.__proto__)