From cfa73a95519eac9ee387dda65f00542c5b30ae1d Mon Sep 17 00:00:00 2001
From: jamiesensei <jamiesensei>
Date: Fri, 19 Jan 2007 07:21:51 +0000
Subject: [PATCH] answer '0' is a valid answer for a numeric question.

---
 question/type/numerical/edit_numerical_form.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/question/type/numerical/edit_numerical_form.php b/question/type/numerical/edit_numerical_form.php
index a40acf349c..f43ce2cf14 100644
--- a/question/type/numerical/edit_numerical_form.php
+++ b/question/type/numerical/edit_numerical_form.php
@@ -110,7 +110,7 @@ class question_edit_numerical_form extends question_edit_form {
         $answercount = 0;
         foreach ($answers as $answer){
             $trimmedanswer = trim($answer);
-            if (!empty($trimmedanswer)){
+            if ($trimmedanswer!=''){
                 $answercount++;
             }
         }
-- 
2.39.5