text: // Class expressions may be optionally named. When the expression is assigned to a variable, the name property may be used to retrieve the class expression name string, but the identifier itself is not accessible outside the class expression scope.
  
  let Person = class PersonName {
    identify() {
      console.log(Person.name, PersonName.name);
    }
  }
  
  let p = new Person();
  
  p.identify();              // PersonName, PersonName
  
  console.log(Person.name);  // PersonName
  console.dir(Person);  // [class PersonName]
  console.log(PersonName);   // ReferenceError: PersonName is not defined