diff --git a/src/BootstrapBlazor/Components/SweetAlert/SwalOption.cs b/src/BootstrapBlazor/Components/SweetAlert/SwalOption.cs
index 769574f3168686f6e24483279f61983ed2c9c79c..8198a9e5c1ebbf7a6661bda9d13d58e8482b93dd 100644
--- a/src/BootstrapBlazor/Components/SweetAlert/SwalOption.cs
+++ b/src/BootstrapBlazor/Components/SweetAlert/SwalOption.cs
@@ -21,6 +21,12 @@ public class SwalOption : PopupOptionBase
     /// </summary>
     internal TaskCompletionSource<bool> ReturnTask { get; } = new TaskCompletionSource<bool>();
 
+    /// <summary>
+    /// 获得/设置 是否为确认弹窗模式 默认为 false
+    /// </summary>
+    /// <remarks>此属性给模态弹窗时使用</remarks>
+    internal bool IsConfirm { get; set; }
+
     /// <summary>
     /// 获得/设置 提示类型 默认为 Success
     /// </summary>
@@ -56,12 +62,6 @@ public class SwalOption : PopupOptionBase
     /// </summary>
     public bool ShowFooter { get; set; }
 
-    /// <summary>
-    /// 获得/设置 是否为确认弹窗模式 默认为 false
-    /// </summary>
-    /// <remarks>此属性给模态弹窗时使用</remarks>
-    public bool IsConfirm { get; set; }
-
     /// <summary>
     /// 获得/设置 按钮模板
     /// </summary>
diff --git a/src/BootstrapBlazor/Components/SweetAlert/SwalService.cs b/src/BootstrapBlazor/Components/SweetAlert/SwalService.cs
index 47e0a64fd7ee130e807c1a64e95043cf6f03f58a..f0dff6cdaee9a33acea5b9dc4741593bec06d198 100644
--- a/src/BootstrapBlazor/Components/SweetAlert/SwalService.cs
+++ b/src/BootstrapBlazor/Components/SweetAlert/SwalService.cs
@@ -39,18 +39,6 @@ public class SwalService : BootstrapServiceBase<SwalOption>, IDisposable
         await Invoke(option, swal);
     }
 
-    /// <summary>
-    /// 异步回调方法
-    /// </summary>
-    /// <param name="option"></param>
-    /// <param name="swal">指定弹窗组件 默认为 null 使用 <see cref="BootstrapBlazorRoot"/> 组件内置弹窗组件</param>
-    /// <returns></returns>
-    public async Task<bool> ShowModal(SwalOption option, SweetAlert? swal = null)
-    {
-        await Invoke(option, swal);
-        return option.IsConfirm != true || await option.ReturnTask.Task;
-    }
-
     /// <summary>
     /// 
     /// </summary>
diff --git a/src/BootstrapBlazor/Extensions/SwalExtensions.cs b/src/BootstrapBlazor/Extensions/SwalExtensions.cs
new file mode 100644
index 0000000000000000000000000000000000000000..bf60da877760827b6fa30d41098cf3e0e042be5a
--- /dev/null
+++ b/src/BootstrapBlazor/Extensions/SwalExtensions.cs
@@ -0,0 +1,25 @@
+// Copyright (c) Argo Zhang (argo@163.com). All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Website: https://www.blazor.zone or https://argozhang.github.io/
+
+namespace BootstrapBlazor.Components;
+
+/// <summary>
+/// Swal 扩展类
+/// </summary>
+public static class SwalExtensions
+{
+    /// <summary>
+    /// 异步回调方法
+    /// </summary>
+    /// <param name="service"></param>
+    /// <param name="option"></param>
+    /// <param name="swal">指定弹窗组件 默认为 null 使用 <see cref="BootstrapBlazorRoot"/> 组件内置弹窗组件</param>
+    /// <returns></returns>
+    public static async Task<bool> ShowModal(this SwalService service, SwalOption option, SweetAlert? swal = null)
+    {
+        option.IsConfirm = true;
+        await service.Show(option, swal);
+        return !option.IsConfirm || await option.ReturnTask.Task;
+    }
+}
diff --git a/test/UnitTest/Components/SwalTest.cs b/test/UnitTest/Components/SwalTest.cs
index e04d0e69f30671e055f06877e9daacfa3399a8d7..245060d4e136a818cebd704afc577ff00ef921cd 100644
--- a/test/UnitTest/Components/SwalTest.cs
+++ b/test/UnitTest/Components/SwalTest.cs
@@ -90,8 +90,7 @@ public class SwalTest : SwalTestBase
         {
             cancel = await swal.ShowModal(new SwalOption()
             {
-                Content = "I am Swal",
-                IsConfirm = true
+                Content = "I am Swal"
             });
         });
 
@@ -105,8 +104,7 @@ public class SwalTest : SwalTestBase
         {
             confirm = await swal.ShowModal(new SwalOption()
             {
-                Content = "I am Swal",
-                IsConfirm = true,
+                Content = "I am Swal"
             });
         });