Improper Abstraction

abstraction.php

<?php

/**
 * This construct occurs when things aren't properly abstracted
 */
function huh($uid) {
  $student = new Student($uid);

  // The student is either in Alex or Chris' class.
  if ($student->teacher == 'Alex') {
    $studnet->NoTwoPenci();
    $student->FillInTheBlank();
    $student->ThirdPeriodLunch();
  }
  else {
    $student->BicPen();
    $student->MultipleChoice();
    $student->SecondPeriodLunch();
  }

  return $student;
}

/**
 * This construct indicates proper abstraction, reducing complexity.
 */
function ohhhh($uid) {
  $student = new Student($uid);

  $student->WritingUtensil();
  $student->Test();
  $student->Eat();

  return $student;
}