更改

lib/union/store_details_page.dart

@@ -28,7 +28,7 @@ class _StoreDetailsPage extends State<StoreDetailsPage> {
               margin: EdgeInsets.only(right: 15),
               child: GestureDetector(
                 onTap: () {
-                  Share.share(widget.arguments['html']);
+                  Share.share('https://www.sohu.com/a/346415345_99912465');
                 },
                 child: Icon(
                   Icons.share,