diff --git a/.editorconfig b/.editorconfig
index 269c8e9725d6db445f8fc1d28a394a625072ef52..d0722647b7d5aff9ca7fd446403a0ef3289505ff 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -91,7 +91,7 @@ csharp_style_var_when_type_is_apparent = true:silent
 csharp_style_var_elsewhere = true:silent
 csharp_prefer_static_local_function= true:silent
 # Expression-bodied members 
-csharp_style_expression_bodied_methods = false:silent
+csharp_style_expression_bodied_methods =true:silent
 csharp_style_expression_bodied_constructors = false:silent 
 csharp_style_expression_bodied_operators = false:silent 
 csharp_style_expression_bodied_properties = true:silent 
@@ -150,3 +150,5 @@ visual_basic_preferred_modifier_order = Partial,Default,Private,Protected,Public
 [*.cs]
 # Add file header
 file_header_template = Copyright (c) Argo Zhang (argo@163.com). All rights reserved.\nLicensed under the Apache License, Version 2.0. See License.txt in the project root for license information.\nWebsite: https://www.blazor.zone or https://argozhang.github.io/
+csharp_style_namespace_declarations=file_scoped:suggestion
+csharp_style_expression_bodied_local_functions=true:silent
diff --git a/src/BootstrapBlazor/BootstrapBlazor.csproj b/src/BootstrapBlazor/BootstrapBlazor.csproj
index 04c59691410565342e347d3b4ccaee1dccd46c16..c042c63e1f271b961b0477043cd368bb557dbc9b 100644
--- a/src/BootstrapBlazor/BootstrapBlazor.csproj
+++ b/src/BootstrapBlazor/BootstrapBlazor.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Razor">
 
   <PropertyGroup>
-    <Version>6.1.1-beta06</Version>
+    <Version>6.1.1-beta08</Version>
   </PropertyGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net5.0'">
diff --git a/src/BootstrapBlazor/Utils/BootstrapDynamicComponent.cs b/src/BootstrapBlazor/Utils/BootstrapDynamicComponent.cs
index af46fb494f157fad4bdb319046a06d601de59243..24584d5bc3139ed08da0fb37ef899101624f6340 100644
--- a/src/BootstrapBlazor/Utils/BootstrapDynamicComponent.cs
+++ b/src/BootstrapBlazor/Utils/BootstrapDynamicComponent.cs
@@ -16,7 +16,7 @@ namespace BootstrapBlazor.Components
         /// <summary>
         /// 获得/设置 组件参数集合
         /// </summary>
-        private IDictionary<string, object?> Parameters { get; set; }
+        private IDictionary<string, object?>? Parameters { get; set; }
 
         /// <summary>
         /// 获得/设置 组件类型
@@ -28,7 +28,7 @@ namespace BootstrapBlazor.Components
         /// </summary>
         /// <param name="componentType"></param>
         /// <param name="parameters">TCom 组件所需要的参数集合</param>
-        public BootstrapDynamicComponent(Type componentType, IDictionary<string, object?> parameters)
+        public BootstrapDynamicComponent(Type componentType, IDictionary<string, object?>? parameters = null)
         {
             ComponentType = componentType;
             Parameters = parameters;
@@ -40,7 +40,7 @@ namespace BootstrapBlazor.Components
         /// <typeparam name="TCom"></typeparam>
         /// <param name="parameters">TCom 组件所需要的参数集合</param>
         /// <returns></returns>
-        public static BootstrapDynamicComponent CreateComponent<TCom>(IDictionary<string, object?> parameters) where TCom : IComponent => new(typeof(TCom), parameters);
+        public static BootstrapDynamicComponent CreateComponent<TCom>(IDictionary<string, object?>? parameters = null) where TCom : IComponent => new(typeof(TCom), parameters);
 
         /// <summary>
         /// 创建自定义组件方法
@@ -57,9 +57,12 @@ namespace BootstrapBlazor.Components
         {
             var index = 0;
             builder.OpenComponent(index++, ComponentType);
-            foreach (var p in Parameters)
+            if (Parameters != null)
             {
-                builder.AddAttribute(index++, p.Key, p.Value);
+                foreach (var p in Parameters)
+                {
+                    builder.AddAttribute(index++, p.Key, p.Value);
+                }
             }
             builder.CloseComponent();
         };