MDL-19823 Fixed un-handled case of emty array in foreach loop

ralferlebach · Sep 11, 2009 · 0f09723 · 0f09723
1 parent 0fd3556
commit 0f09723
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/tag/lib.php b/tag/lib.php
@@ -92,6 +92,10 @@ function tag_set($record_type, $record_id, $tags) {
         }
     }
 
+    if (empty($tags)) {
+        return true;
+    }
+
     foreach($tags as $ordering => $tag) {
         $tag = trim($tag);
         if (!$tag) {