From df4fe0009bb7abcd6a5c6b2d2db8421294c2e070 Mon Sep 17 00:00:00 2001
From: gustav_delius <gustav_delius>
Date: Wed, 29 Dec 2004 07:21:55 +0000
Subject: [PATCH] avoids error when exporting 0 questions

---
 mod/quiz/format.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mod/quiz/format.php b/mod/quiz/format.php
index 131158d647..6b6d1f0495 100644
--- a/mod/quiz/format.php
+++ b/mod/quiz/format.php
@@ -192,6 +192,9 @@ class quiz_default_format {
         $questions = get_questions_category( $this->category );
 
         notify("Exporting ".count($questions)." questions.");
+        if (!count($questions)) {
+            return true;
+        }
         $count = 0;
 
         // results are first written into string (and then to a file)
-- 
2.39.5