learningProto2.js

var Person = function(name) {
	this.name = name;
}

Person.prototype.getName = function() {
	return this.name;
}

var thomas = new Person("thomas")

var amy = new Person("amy")

console.log(thomas.name);
console.log(amy.name);

console.log(thomas.getName());

console.log(thomas.getName.call(amy));

delete Person.prototype.getName;

console.log("Should return error: " + amy.getName());