private function ChoiceQuestion::shuffle in Quiz 6.6

1 call to ChoiceQuestion::shuffle()

ChoiceQuestion::getQuestionForm in question_types/choice/choice.classes.inc

Generates the question form.

File

question_types/choice/choice.classes.inc, line 308

The main classes for the choice question type.

Class

ChoiceQuestion

Implementation of QuizQuestion.

Code

private function shuffle(&$array) {
  $newArray = array();
  $toReturn = array_keys($array);
  shuffle($toReturn);
  foreach ($toReturn as $key) {
    $newArray[$key] = $array[$key];
  }
  $array = $newArray;
  return $toReturn;
}