diff --git a/plugins/views_data_export_plugin_style_export.inc b/plugins/views_data_export_plugin_style_export.inc
index 3675941..bd47072 100644
--- a/plugins/views_data_export_plugin_style_export.inc
+++ b/plugins/views_data_export_plugin_style_export.inc
@@ -324,12 +324,21 @@ class views_data_export_plugin_style_export extends views_plugin_style {
         if (!empty($view->exposed_input[$handler->options['expose']['identifier']])) {
           $identifier = $handler->options['expose']['identifier'];
           $option = $view->exposed_input[$identifier];
-          // The option may be a string or an array, depending on whether the
-          // widget is a text box/area or a select box.
+          // The option may be a string, an array of strings, or an array of
+          // arrays of strings, depending on whether the widget is a text
+          // box/area, a select box, or a date range.
           if (is_array($option)) {
-            $option = implode('--', $option);
+            foreach ($option as $key => &$data) {
+              if (is_array($data)) {
+                $data = $key . '-' . implode('-', $data);
+              }
+            }
+            $filter_data = implode('--', $option);
           }
-          $exposed[] = check_plain($identifier) . '_' . check_plain($option);
+          else {
+            $filter_data = (string) $option;
+          }
+          $exposed[] = check_plain($identifier . '_' . $filter_data);
         }
       }
       if (!empty($exposed)) {