Upgrade to .NET 8.

Author: Oceania2018

examples/NeuralNetwork.NumSharp/NeuralNetwork.NumSharp.csproj

@@ -6,6 +6,7 @@
     <SignAssembly>true</SignAssembly>
     <AssemblyOriginatorKeyFile>Open.snk</AssemblyOriginatorKeyFile>
     <Configurations>Debug;Release</Configurations>
+    <LangVersion>12.0</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>

src/NumSharp.Bitmap/NumSharp.Bitmap.csproj

@@ -15,7 +15,7 @@
     <RepositoryType>git</RepositoryType>
     <PackageTags>Numpy, NumSharp, MachineLearning, Math, Scientific, Numeric, Mathlab, SciSharp</PackageTags>
     <PackageLicenseUrl></PackageLicenseUrl>
-    <LangVersion>7.3</LangVersion>
+    <LangVersion>12.0</LangVersion>
     <PackageIconUrl>https://avatars3.githubusercontent.com/u/44989469?s=200&amp;v=4</PackageIconUrl>
     <PackageId>NumSharp.Bitmap</PackageId>
     <Product>NumSharp.Bitmap</Product>
@@ -75,7 +75,7 @@
   </Target>
 
   <ItemGroup>
-    <PackageReference Include="System.Drawing.Common" Version="5.0.2" />
+    <PackageReference Include="System.Drawing.Common" Version="8.0.0" />
   </ItemGroup>
 
   <ItemGroup>

src/NumSharp.Core/NumSharp.Core.csproj

@@ -15,7 +15,7 @@
     <RepositoryType>git</RepositoryType>
     <PackageTags>Numpy, NumSharp, MachineLearning, Math, Scientific, Numeric, Mathlab, SciSharp</PackageTags>
     <PackageLicenseUrl></PackageLicenseUrl>
-    <LangVersion>8</LangVersion>
+    <LangVersion>12.0</LangVersion>
     <PackageIconUrl>https://avatars3.githubusercontent.com/u/44989469?s=200&amp;v=4</PackageIconUrl>
     <PackageId>NumSharp</PackageId>
     <Product>NumSharp</Product>
@@ -80,8 +80,8 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.Memory" Version="4.5.4" />
-    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="5.0.0" />
+    <PackageReference Include="System.Memory" Version="4.5.5" />
+    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />
   </ItemGroup>
 
   <ItemGroup>

test/NumSharp.Benchmark/NumSharp.Benchmark.csproj

@@ -2,32 +2,32 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net5.0</TargetFramework>
-    <LangVersion>9.0</LangVersion>
+    <TargetFramework>net8.0</TargetFramework>
+    <LangVersion>12.0</LangVersion>
     <Platforms>AnyCPU;x64</Platforms>
-    <ApplicationIcon/>
-    <Win32Resource/>
+    <ApplicationIcon />
+    <Win32Resource />
     <SignAssembly>true</SignAssembly>
     <AssemblyOriginatorKeyFile>Open.snk</AssemblyOriginatorKeyFile>
     <Configurations>Debug;Release;Publish</Configurations>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.Drawing.Common" Version="5.0.2"/>
-    <PackageReference Include="BenchmarkDotNet" Version="0.12.1"/>
-    <PackageReference Include="Microsoft.CSharp" Version="4.7.0"/>
-    <PackageReference Include="Microsoft.Windows.Compatibility" Version="5.0.2"/>
-    <PackageReference Include="System.Memory" Version="4.5.4"/>
-    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="5.0.0"/>
+    <PackageReference Include="System.Drawing.Common" Version="8.0.0" />
+    <PackageReference Include="BenchmarkDotNet" Version="0.12.1" />
+    <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
+    <PackageReference Include="Microsoft.Windows.Compatibility" Version="5.0.2" />
+    <PackageReference Include="System.Memory" Version="4.5.5" />
+    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />
   </ItemGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\..\src\NumSharp.Core\NumSharp.Core.csproj"/>
+    <ProjectReference Include="..\..\src\NumSharp.Core\NumSharp.Core.csproj" />
   </ItemGroup>
 
   <Target Name="LogDebugInfo">
-    <Message Text="Building for $(TargetFramework) on $(OS)" Importance="High"/>
+    <Message Text="Building for $(TargetFramework) on $(OS)" Importance="High" />
   </Target>
 
 </Project>

test/NumSharp.UnitTest/NumSharp.UnitTest.csproj

@@ -1,10 +1,10 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <IsPackable>false</IsPackable>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
-    <LangVersion>latest</LangVersion>
+    <LangVersion>12.0</LangVersion>
     <Platforms>AnyCPU</Platforms>
     <AssemblyOriginatorKeyFile>Open.snk</AssemblyOriginatorKeyFile>
     <Configurations>Debug;Release;Publish</Configurations>
@@ -37,8 +37,8 @@
     <PackageReference Include="FluentAssertions" Version="5.10.3" />
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="OpenCover" Version="4.7.922" />
-    <PackageReference Include="System.Memory" Version="4.5.4" />
-    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="5.0.0" />	
+    <PackageReference Include="System.Memory" Version="4.5.5" />
+    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />	
   </ItemGroup>
 
   <ItemGroup>