Minor - format code

main/exercise/admin.php

@@ -279,7 +279,7 @@ if (api_is_in_gradebook()) {
     ];
 }
 
-$interbreadcrumb[] = ["url" => "exercise.php?".api_get_cidreq(), "name" => get_lang('Exercises')];
+$interbreadcrumb[] = ["url" => "exercise.php?".api_get_cidreq(), 'name' => get_lang('Exercises')];
 if (isset($_GET['newQuestion']) || isset($_GET['editQuestion'])) {
     $interbreadcrumb[] = [
         "url" => "admin.php?exerciseId=".$objExercise->id.'&'.api_get_cidreq(),

main/exercise/answer.class.php

@@ -114,10 +114,10 @@ class Answer
      */
     public function read()
     {
-        $TBL_ANSWER = Database::get_course_table(TABLE_QUIZ_ANSWER);
+        $table = Database::get_course_table(TABLE_QUIZ_ANSWER);
         $questionId = $this->questionId;
 
-        $sql = "SELECT * FROM $TBL_ANSWER
+        $sql = "SELECT * FROM $table
                 WHERE
                     c_id = {$this->course_id} AND
                     question_id ='".$questionId."'
@@ -174,11 +174,11 @@ class Answer
     */
     public function selectAnswerId()
     {
-        $TBL_ANSWER = Database::get_course_table(TABLE_QUIZ_ANSWER);
+        $table = Database::get_course_table(TABLE_QUIZ_ANSWER);
         $questionId = $this->questionId;
 
         $sql = "SELECT id FROM
-              $TBL_ANSWER
+              $table
               WHERE c_id = {$this->course_id} AND question_id ='".$questionId."'";
 
         $result = Database::query($sql);
@@ -349,10 +349,9 @@ class Answer
      */
     public function selectAnswerByAutoId($auto_id)
     {
-        $TBL_ANSWER = Database::get_course_table(TABLE_QUIZ_ANSWER);
-
+        $table = Database::get_course_table(TABLE_QUIZ_ANSWER);
         $auto_id = intval($auto_id);
-        $sql = "SELECT id, answer, id_auto FROM $TBL_ANSWER
+        $sql = "SELECT id, answer, id_auto FROM $table
                 WHERE c_id = {$this->course_id} AND id_auto='$auto_id'";
         $rs = Database::query($sql);
 
@@ -451,8 +450,8 @@ class Answer
      */
     public function getQuestionType()
     {
-        $TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
-        $sql = "SELECT type FROM $TBL_QUESTIONS
+        $table = Database::get_course_table(TABLE_QUIZ_QUESTION);
+        $sql = "SELECT type FROM $table
                 WHERE c_id = {$this->course_id} AND id = '".$this->questionId."'";
         $res = Database::query($sql);
         if (Database::num_rows($res) <= 0) {
@@ -865,7 +864,7 @@ class Answer
                     $allAnswers[$this->id[$i]] = $this->answer[$i];
                 }
 
-                foreach ($temp as $index => $answer) {
+                foreach ($temp as $answer) {
                     if ($this->course['id'] != $course_info['id']) {
                         // check resources inside html from ckeditor tool and copy correct urls into recipient course
                         $answer['answer'] = DocumentManager::replaceUrlWithNewCourseCode(

main/exercise/calculated_answer.class.php

@@ -37,10 +37,9 @@ class CalculatedAnswer extends Question
             $preArray = explode('@@', $objAnswer->selectAnswer(1));
             $defaults['formula'] = array_pop($preArray);
             $defaults['answer'] = array_shift($preArray);
-            $defaults['answer'] = preg_replace("/\[.*\]/", "", $defaults['answer']);
+            $defaults['answer'] = preg_replace("/\[.*\]/", '', $defaults['answer']);
             $defaults['weighting'] = $this->weighting;
         }
-
         $lowestValue = '1.00';
         $highestValue = '20.00';