Exemple #1
0
 public static function getInstance()
 {
     if (!self::$dbInstance) {
         self::$dbInstance = new QuestionDbWriter();
     }
     return self::$dbInstance;
 }
 private function saveQuestionToDb($question)
 {
     #save $question to db
     $db = QuestionDbWriter::getInstance();
     $db->storeTestQuestion($question);
 }