MDL-20296 add isset() tests in function split_old_answer () lines 358…

…-362
moodle · Jun 4, 2010 · 49580a5 · 49580a5
1 parent 5e97c34
commit 49580a5
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/question/type/numerical/questiontype.php b/question/type/numerical/questiontype.php
@@ -356,8 +356,12 @@ function split_old_answer($rawresponse, $units, &$answer ,&$unit ) {
         $rawresponse = str_replace($search, $replace, trim($rawresponse));
         if (preg_match('~^([+-]?([0-9]+(\\.[0-9]*)?|\\.[0-9]+)([eE][-+]?[0-9]+)?)([^0-9].*)?$~',
                 $rawresponse, $responseparts)) {
-            $unit = $responseparts[5] ;
-            $answer = $responseparts[1] ;
+            if(isset($responseparts[5]) ){                       
+                $unit = $responseparts[5] ;
+            }
+            if(isset($responseparts[1]) ){                       
+                $answer = $responseparts[1] ;
+            }
         }
         return ;
     }