name = $nom; } // accessor function for the name function getName () { return $this->name; } // accessor function for the grades function getGrade () { $sum = 0; $n_scores = sizeof($this->scores); foreach ($this->scores as $score) { $sum += $score; } $grade = $sum / $n_scores; return $grade; } // accessor function to insert a grade function addScore ($score) { $this->scores[] = $score; } // end of Student class definition } ?>