Getters|Setters & Private|Public Scope in JavaScript

departmentStore.js

function DepartmentStore(name, location) {
  var define = Object.defineProperty.bind(undefined, this);
  
  define('title', {
    get: function () {
      return name.concat(' ', location);
    }
  });
  
  define('location', {
    set: function (value) {
      return location = value;
    }
  });
}

var atré = new DepartmentStore('Atré', '品川');
console.log(atré.title);

atré.location = '原宿';
console.log(atré.title);
console.log(atré.location);