Handle '+' signs in short answers

diff --git a/mod/quiz/lib.php b/mod/quiz/lib.php
index c6b7f0fa169110ed8c9d6be5ec904559dfb58c94..f09ac0aa73f6d869c6b961171ea9a23c82808f79 100644 (file)
--- a/mod/quiz/lib.php
+++ b/mod/quiz/lib.php
@@ -1676,6 +1676,7 @@ function quiz_grade_attempt_question_result($question,
                     $answer->answer = str_replace('\*','@@@@@@',$answer->answer);
                     $answer->answer = str_replace('*','.*',$answer->answer);
                     $answer->answer = str_replace('@@@@@@', '\*',$answer->answer);
+                    $answer->answer = str_replace('+', '\+',$answer->answer);
                     if (eregi('^'.$answer->answer.'$', $question->answer)) {
                         $feedback[0] = $answer->feedback;
                         $grade = $potentialgrade;