Private values inside object clusure

private_closure.js

/**
 * Object with hidden values
 */
var ObjectClosure = (function(){
  var privateValue = "hello there!!";
  return {
    getValue: function(){
      return privateValue;
    },
    setValue: function(newValue){
      return privateValue = newValue;
    },
  };
})();

// example
console.log(ObjectClosure)
console.log(ObjectClosure.getValue())
ObjectClosure.setValue('Hello ese')
console.log(ObjectClosure.getValue())