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-rw-r--r--classes/IsisConnector.php2
1 files changed, 2 insertions, 0 deletions
diff --git a/classes/IsisConnector.php b/classes/IsisConnector.php
index c104bc1..c8d8234 100644
--- a/classes/IsisConnector.php
+++ b/classes/IsisConnector.php
@@ -195,6 +195,8 @@ class IsisConnector {
* Subfield data.
*/
public function getSubfields($field, $subfield) {
+ $values = array();
+
foreach (new IsisRowIterator($this, $field) as $row) {
$values[$row] = $this->getSubfield($field, $subfield, $row);
}