JSFiddle - React, Tailwind, and code Playground

by kixi

JavaScript

function Person(){
    this.method1 = function(){}
}
Person.prototype.method2 = function(){}
 
function Man(){}
Man.prototype = new Person();
 
Man.prototype.m1 = function(){}
Man.prototype.m2 = function(){}
 
var m = new Man();
for(var a in m.__proto__){
    alert(a);
}