diff --git a/helper/rsf.format.php b/helper/rsf.format.php
new file mode 100644
index 0000000..ae9b965
--- /dev/null
+++ b/helper/rsf.format.php
@@ -0,0 +1,8 @@
+<?php
+// rsf.format.php
+
+if(!check_function_exists("get_rsf_encoded")) {
+    function get_rsf_encoded($data) {
+        return sprint("(%s)=>('%s')", array_keys($data), implode("','", $data));
+    }
+}