CODE EXAMPLE FOR JAVASCRIPT

class parent and class child

class HospitalEmployee {
    constructor(name) {
      this._name = name;
      this._remainingVacationDays = 20;
    }
    
    get name() {
      return this._name;
    }
    
    get remainingVacationDays() {
      return this._remainingVacationDays;
    }
    
    takeVacationDays(daysOff) {
      this._remainingVacationDays -= daysOff;
    }
  }
  
  class Nurse extends HospitalEmployee{
    constructor(name, certifications){
      super(name);
      super(remainingVacationDays);
      this._certifications = certifications;
    }
  }
  
  const nurseOlynyk = new Nurse('Olynyk', ['Trauma', 'Pediatrics']);