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-rw-r--r--classes/iterators/IsisNormalSubfieldFilterIterator.php4
1 files changed, 4 insertions, 0 deletions
diff --git a/classes/iterators/IsisNormalSubfieldFilterIterator.php b/classes/iterators/IsisNormalSubfieldFilterIterator.php
index 98494a6..5a3f4ce 100644
--- a/classes/iterators/IsisNormalSubfieldFilterIterator.php
+++ b/classes/iterators/IsisNormalSubfieldFilterIterator.php
@@ -4,6 +4,10 @@
* Isis normal subfield iterator. Filter out special subfields.
*/
class IsisNormalSubfieldFilterIterator extends FilterIterator {
+
+ /**
+ * Filter out special subfields.
+ */
public function accept()
{
$field = $this->getInnerIterator()->field;