Minor - format code

main/exercise/answer.class.php

@@ -46,8 +46,6 @@ class Answer
     private $exercise;
 
     /**
-     * constructor of the class.
-     *
      * @author Olivier Brouckaert
      *
      * @param int      $questionId that answers belong to

main/inc/ajax/exercise.ajax.php

@@ -725,7 +725,6 @@ switch ($action) {
                 if ($debug) {
                     error_log('duration to save in DB:'.$duration);
                 }
-
                 Session::write('duration_time', [$key => $now]);
                 Event::updateEventExercise(
                     $exeId,
@@ -776,6 +775,10 @@ switch ($action) {
         }
 
         if ($type === 'all') {
+            if ($debug) {
+                error_log("result: ok - all");
+                error_log(" ------ end ajax call ------- ");
+            }
             echo 'ok';
             exit;
         }