public static function getSemesterResults($stuId)
 {
     $con = Connection::getConnectionObject()->getConnection();
     // Check connection
     if (mysqli_connect_errno()) {
         echo "Failed to connect to MySQL: " . mysqli_connect_error();
     }
     $results = array();
     //Make an empty array
     $stmt = $con->prepare('SELECT semester_results.id, semester_results.sem_id, semester_results.stu_id, semester_results.GPA, semester_results.rank FROM semester_results WHERE stu_id = ?');
     $stmt->bind_param("s", $stuId);
     $stmt->execute();
     $stmt->bind_result($id, $semId, $stuId, $gPA, $rank);
     while ($stmt->fetch()) {
         $result = new Semester_results();
         $result->id = $id;
         $result->setSemId($semId);
         $result->setStuId($stuId);
         $result->setGPA($gPA);
         $result->setRank($rank);
         array_push($results, $result);
         //Push one by one
     }
     $stmt->close();
     return $results;
 }