var person = {

  init : function(name) {

    this.name = name;

  },

  getName : function() {

    console.log(this.name);

  }

};

​

person.init("Deepak");

person.getName();

// Here getName method is invoked in the context of person

​

var anotherPerson = {

  name : "Chetan"

};

​

person.getName.call(anotherPerson);

//person.getName.apply(anotherPerson);

​

// Here getName method is invoked in the context of anotherPerson