修订Plc

Mesnac.DoUtils/DoControl.cs

@@ -17,13 +17,7 @@ namespace Mesnac.DoUtils
     {
         public SerialPort serialPort = new SerialPort("COM5");
         private static readonly Lazy<DoControl> lazy = new Lazy<DoControl>(() => new DoControl());
-        public static DoControl Instance
+        public static DoControl Instance => lazy.Value;
-        {
-            get
-            {
-                return lazy.Value;
-            }
-        }
 
         private DoControl()
         {