SOURCE

// function Fun(name,age){
//     this.name = name;
//     this.age = age;
//     this.arr = [1,2,3]
// }
// Fun.prototype.clone = function(){
//     console.log(this.name +"傻逼"+this.age)
// }

// var obj1 = new Fun('lisi', 19)
// var obj2 = new Fun('zhangsan', 30)


// console.log(obj1.clone == obj2.clone)
// console.log(obj2)


function Fun(name,age){
    this.name = name;
    this.age = age;
    this.arr = [1,2,3]
}
Fun.prototype.clone = function(){
    console.log(this.name +"傻逼"+this.age)
}
Child.prototype = new Fun('111','222')
function Child(name,age){
    Fun.call(this,name,age)
}

var child1 = new Child('lisi',12)
var child2 = new Child('zhangsna',16)

console.log(child1.clone == child2.clone)
console.log(child2)