添加项目文件。

Epost.Model/DataModel.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Epost.Model
+{
+  public  class DataModel
+    {
+        private string scanstr = string.Empty;
+        private string car_id = string.Empty;
+        private string controlip = string.Empty;
+
+        public string Scanstr { get => scanstr; set => scanstr = value; }
+        public string Car_id { get => car_id; set => car_id = value; }
+        public string Controlip { get => controlip; set => controlip = value; }
+    }
+}