MDL-27418 fix minor regression found by Rajesh.

DavidSichau · Jul 1, 2011 · e42646b · e42646b
1 parent 3a6eb8e
commit e42646b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/question/type/numerical/edit_numerical_form.php b/question/type/numerical/edit_numerical_form.php
@@ -291,7 +291,7 @@ protected function validate_answers($data, $errors) {
      * @return bool whether this is a valid answer.
      */
     protected function is_valid_answer($answer, $data) {
-        return $answer == '*' || $this->is_valid_number($x);
+        return $answer == '*' || $this->is_valid_number($answer);
     }
 
     /**