update

app/Http/Controllers/Mobile/SupplyDemandController.php

@@ -274,7 +274,7 @@ class SupplyDemandController extends CommonController
         $dialogue->last_content = $all['content'];
         $dialogue->last_datetime = date('Y-m-d H:i:s');
         $dialogue->save();
-        return $this->success('删除成功');
+        return $this->success('发送成功');
     }