Minor - format code

main/exercise/answer.class.php

@@ -192,6 +192,7 @@ class Answer
      * Reads answer information from the data base ordered by parameter
      * @param string $field Field we want to order by
      * @param string $order DESC or ASC
+     * @return bool
      *
      * @author Frederic Vauthier
      */
@@ -275,10 +276,12 @@ class Answer
             $i++;
         }
         $this->nbrAnswers = $i - 1;
+
+        return true;
     }
 
     /**
-     * returns the autoincrement id identificator
+     * returns the autoincrement id
      *
      * @author Juan Carlos Ra<EFBFBD>a
      * @return integer - answer num
@@ -379,6 +382,7 @@ class Answer
     /**
      * Returns a list of answers
      * @author Yannick Warnier <ywarnier@beeznest.org>
+     * @param bool $decode
      * @return array    List of answers where each answer is an array
      * of (id, answer, comment, grade) and grade=weighting
      */
@@ -498,7 +502,7 @@ class Answer
      * @param - integer $id - answer ID
      * @return integer - answer position
      */
-    function selectPosition($id)
+    public function selectPosition($id)
     {
         return isset($this->position[$id]) ? $this->position[$id] : null;
     }