Using a foreach loop avoids Notice warnings when the array doesn't have sequential indexes, ex: 0, 1, 3...

1 files changed, 1 insertions, 1 deletions

diff --git a/src/SemanticScuttle/Service/Tag.php b/src/SemanticScuttle/Service/Tag.php
index 39147b8..bd6bf70 100644
--- a/src/SemanticScuttle/Service/Tag.php
+++ b/src/SemanticScuttle/Service/Tag.php
@@ -144,7 +144,7 @@ class SemanticScuttle_Service_Tag extends SemanticScuttle_DbService
             $tags = utf8_strtolower(trim($tags));
         } else {
             $tags = array_filter($tags);//remove empty values
-            for($i=0; $i<count($tags); $i++) {
+            foreach($tags as $i => $tag) {
                 $tags[$i] = utf8_strtolower(trim($tags[$i]));
             }
         }