Sicherung gnaz neu

FSI.BT.Tools/Config.Net/Core/Extensions.cs

@@ -0,0 +1,16 @@
+using System.Collections.Generic;
+
+namespace Config.Net.Core
+{
+   static class Extensions
+   {
+      public static TValue? GetValueOrDefaultInternal<TKey, TValue>(this IDictionary<TKey, TValue> dictionary, TKey key)
+         where TKey: notnull
+         where TValue: class
+      {
+         if (!dictionary.TryGetValue(key, out TValue? value)) return default(TValue);
+
+         return value;
+      }
+   }
+}