原型

by xu xiaofei

JavaScript

function A(name){
	this.name = name
}
console.log(A.prototype)
A.prototype.age = 'infinate'
console.log(A.prototype)
var a = new A('xxx');
console.log(a)
console.log(a.__proto__ === A.prototype)
console.log(a.age)

function ASon(sex){
	this.sex = sex
}
ASon.prototype = a;
ason = new ASon('female')
console.log(ason)
console.log(ason)