From 2af5ad14a3d6910600bb8e4905a95fcf8aa86c44 Mon Sep 17 00:00:00 2001
From: xtqqczze <45661989+xtqqczze@users.noreply.github.com>
Date: Thu, 19 Feb 2026 15:39:42 +0000
Subject: [PATCH] Update `LangVersion` to `preview` (#26214)

---
 PowerShell.Common.props                                       | 2 +-
 .../WebCmdlet/Common/BasicHtmlWebResponseObject.Common.cs     | 4 ++--
 .../PSVersionInfoGenerator/PSVersionInfoGenerator.csproj      | 2 +-
 test/Test.Common.props                                        | 2 +-
 test/perf/dotnet-tools/ResultsComparer/ResultsComparer.csproj | 2 +-
 .../src/code/Microsoft.PowerShell.NamedPipeConnection.csproj  | 2 +-
 .../Microsoft.PowerShell.Commands.Utility.csproj              | 2 +-
 .../Microsoft.PowerShell.ConsoleHost.csproj                   | 2 +-
 .../System.Management.Automation.csproj                       | 2 +-
 9 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/PowerShell.Common.props b/PowerShell.Common.props
index df13f12536..fa2a5305e3 100644
--- a/PowerShell.Common.props
+++ b/PowerShell.Common.props
@@ -145,7 +145,7 @@
     <AssemblyTitle>PowerShell 7</AssemblyTitle>
 
     <TargetFramework>net11.0</TargetFramework>
-    <LangVersion>13.0</LangVersion>
+    <LangVersion>preview</LangVersion>
 
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/BasicHtmlWebResponseObject.Common.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/BasicHtmlWebResponseObject.Common.cs
index 9bd76f9941..ea650e80e6 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/BasicHtmlWebResponseObject.Common.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/BasicHtmlWebResponseObject.Common.cs
@@ -81,9 +81,9 @@ namespace Microsoft.PowerShell.Commands
                 {
                     List<PSObject> parsedFields = new();
                     MatchCollection fieldMatch = HtmlParser.InputFieldRegex.Matches(Content);
-                    foreach (Match field in fieldMatch)
+                    foreach (Match match in fieldMatch)
                     {
-                        parsedFields.Add(CreateHtmlObject(field.Value, "INPUT"));
+                        parsedFields.Add(CreateHtmlObject(match.Value, "INPUT"));
                     }
 
                     _inputFields = new WebCmdletElementCollection(parsedFields);
diff --git a/src/System.Management.Automation/SourceGenerators/PSVersionInfoGenerator/PSVersionInfoGenerator.csproj b/src/System.Management.Automation/SourceGenerators/PSVersionInfoGenerator/PSVersionInfoGenerator.csproj
index 1099b2a3c1..44d93a5e31 100644
--- a/src/System.Management.Automation/SourceGenerators/PSVersionInfoGenerator/PSVersionInfoGenerator.csproj
+++ b/src/System.Management.Automation/SourceGenerators/PSVersionInfoGenerator/PSVersionInfoGenerator.csproj
@@ -7,7 +7,7 @@
   <PropertyGroup>
     <!-- source generator project needs to target 'netstandard2.0' -->
     <TargetFramework>netstandard2.0</TargetFramework>
-    <LangVersion>13.0</LangVersion>
+    <LangVersion>preview</LangVersion>
     <SuppressNETCoreSdkPreviewMessage>true</SuppressNETCoreSdkPreviewMessage>
     <EnforceExtendedAnalyzerRules>true</EnforceExtendedAnalyzerRules>
     <Nullable>enable</Nullable>
diff --git a/test/Test.Common.props b/test/Test.Common.props
index be70bda4bc..8a5522e9ea 100644
--- a/test/Test.Common.props
+++ b/test/Test.Common.props
@@ -7,7 +7,7 @@
     <Copyright>(c) Microsoft Corporation.</Copyright>
 
     <TargetFramework>net11.0</TargetFramework>
-    <LangVersion>13.0</LangVersion>
+    <LangVersion>preview</LangVersion>
 
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
diff --git a/test/perf/dotnet-tools/ResultsComparer/ResultsComparer.csproj b/test/perf/dotnet-tools/ResultsComparer/ResultsComparer.csproj
index 5cbc66081a..90143a9f48 100644
--- a/test/perf/dotnet-tools/ResultsComparer/ResultsComparer.csproj
+++ b/test/perf/dotnet-tools/ResultsComparer/ResultsComparer.csproj
@@ -3,7 +3,7 @@
     <OutputType>Exe</OutputType>
     <TargetFrameworks>$(PERFLAB_TARGET_FRAMEWORKS)</TargetFrameworks>
     <TargetFramework Condition="'$(TargetFrameworks)' == ''">net5.0</TargetFramework>
-    <LangVersion>13.0</LangVersion>
+    <LangVersion>preview</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="CommandLineParser" Version="2.9.1" />
diff --git a/test/tools/NamedPipeConnection/src/code/Microsoft.PowerShell.NamedPipeConnection.csproj b/test/tools/NamedPipeConnection/src/code/Microsoft.PowerShell.NamedPipeConnection.csproj
index e004a57367..ba216dee23 100644
--- a/test/tools/NamedPipeConnection/src/code/Microsoft.PowerShell.NamedPipeConnection.csproj
+++ b/test/tools/NamedPipeConnection/src/code/Microsoft.PowerShell.NamedPipeConnection.csproj
@@ -10,7 +10,7 @@
     <InformationalVersion>1.0.0</InformationalVersion>
     <TargetFrameworks>net11.0</TargetFrameworks>
     <SuppressNETCoreSdkPreviewMessage>true</SuppressNETCoreSdkPreviewMessage>
-    <LangVersion>13.0</LangVersion>
+    <LangVersion>preview</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/tools/packaging/projects/reference/Microsoft.PowerShell.Commands.Utility/Microsoft.PowerShell.Commands.Utility.csproj b/tools/packaging/projects/reference/Microsoft.PowerShell.Commands.Utility/Microsoft.PowerShell.Commands.Utility.csproj
index 6a96c8b117..34ead3a2dc 100644
--- a/tools/packaging/projects/reference/Microsoft.PowerShell.Commands.Utility/Microsoft.PowerShell.Commands.Utility.csproj
+++ b/tools/packaging/projects/reference/Microsoft.PowerShell.Commands.Utility/Microsoft.PowerShell.Commands.Utility.csproj
@@ -5,7 +5,7 @@
     <DelaySign>true</DelaySign>
     <AssemblyOriginatorKeyFile>$(SnkFile)</AssemblyOriginatorKeyFile>
     <SignAssembly>true</SignAssembly>
-    <LangVersion>13.0</LangVersion>
+    <LangVersion>preview</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System.Management.Automation">
diff --git a/tools/packaging/projects/reference/Microsoft.PowerShell.ConsoleHost/Microsoft.PowerShell.ConsoleHost.csproj b/tools/packaging/projects/reference/Microsoft.PowerShell.ConsoleHost/Microsoft.PowerShell.ConsoleHost.csproj
index 07161449da..378ca59ff9 100644
--- a/tools/packaging/projects/reference/Microsoft.PowerShell.ConsoleHost/Microsoft.PowerShell.ConsoleHost.csproj
+++ b/tools/packaging/projects/reference/Microsoft.PowerShell.ConsoleHost/Microsoft.PowerShell.ConsoleHost.csproj
@@ -5,7 +5,7 @@
     <DelaySign>true</DelaySign>
     <AssemblyOriginatorKeyFile>$(SnkFile)</AssemblyOriginatorKeyFile>
     <SignAssembly>true</SignAssembly>
-    <LangVersion>13.0</LangVersion>
+    <LangVersion>preview</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System.Management.Automation">
diff --git a/tools/packaging/projects/reference/System.Management.Automation/System.Management.Automation.csproj b/tools/packaging/projects/reference/System.Management.Automation/System.Management.Automation.csproj
index d633173b9c..8f80aa50a3 100644
--- a/tools/packaging/projects/reference/System.Management.Automation/System.Management.Automation.csproj
+++ b/tools/packaging/projects/reference/System.Management.Automation/System.Management.Automation.csproj
@@ -5,7 +5,7 @@
     <DelaySign>true</DelaySign>
     <AssemblyOriginatorKeyFile>$(SnkFile)</AssemblyOriginatorKeyFile>
     <SignAssembly>true</SignAssembly>
-    <LangVersion>13.0</LangVersion>
+    <LangVersion>preview</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.Management.Infrastructure" Version="3.0.0" />