JS Custom Object

Defining objects: Java: Defining objects using Class JS: Defining objects using a function One: Java-like constructor with parameters//define object function person (name,age) {//define attribute thi   S.name = name;   This.age = age;  Define Behavior this.eat = function () {}}//create object var p = new Person ("Eric", 20);  Mode two: Java-like use of parameterless constructors//define objects Function person () {}//create object var p = new person ();   Define Properties P.name = "xxx" p.age = 20;//define Behavior P.eat = Funtcion () {} mode three: Create an object using the object's template//create object var p = new Object ();    Define attribute p.name = "xxx" p.age = 20;//define Behavior P.eat = Funtcion () {} mode four: Create object with JSON syntax var p = {name: "xxx", age:20, Eat:function () {}};

JS Custom Object