Add GetValueOrDefault extension method for Dictionary

Author: IvanMurzak

Assets/_PackageRoot/Runtime/Extensions.cs

@@ -19,5 +19,9 @@ public static void AddOrUpdate<TKey, TValue>(this Dictionary<TKey, TValue> dicti
                 }
             }
         }
+        public static TValue GetValueOrDefault<TKey, TValue>(this Dictionary<TKey, TValue> dictionary, TKey key, TValue defaultValue = default)
+        {
+            return dictionary.TryGetValue(key, out var value) ? value : defaultValue;
+        }
     }
 }