Updated solution to C# 10

Source/QuestPDF.Examples/QuestPDF.Examples.csproj

@@ -1,8 +1,9 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>netcoreapp3.1</TargetFramework>
+        <TargetFramework>net6.0</TargetFramework>
         <IsPackable>false</IsPackable>
+        <LangVersion>10</LangVersion>
     </PropertyGroup>
 
     <ItemGroup>

Source/QuestPDF.Previewer.Examples/QuestPDF.Previewer.Examples.csproj

@@ -5,6 +5,7 @@
     <TargetFramework>net6.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+    <LangVersion>10</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>

Source/QuestPDF.ReportSample/QuestPDF.ReportSample.csproj

@@ -3,7 +3,7 @@
     <PropertyGroup>
         <TargetFramework>net6.0</TargetFramework>
         <IsPackable>false</IsPackable>
-        <LangVersion>8</LangVersion>
+        <LangVersion>10</LangVersion>
         <RootNamespace>QuestPDF.ReportSample</RootNamespace>
     </PropertyGroup>
 

Source/QuestPDF.UnitTests/QuestPDF.UnitTests.csproj

@@ -3,7 +3,7 @@
     <PropertyGroup>
         <TargetFramework>net6.0</TargetFramework>
         <IsPackable>false</IsPackable>
-        <LangVersion>9</LangVersion>
+        <LangVersion>10</LangVersion>
     </PropertyGroup>
 
     <ItemGroup>

Source/QuestPDF/QuestPDF.csproj

@@ -6,7 +6,7 @@
         <Version>2023.6.3</Version>
         <PackageDescription>QuestPDF is an open-source, modern and battle-tested library that can help you with generating PDF documents by offering friendly, discoverable and predictable C# fluent API. Easily generate PDF reports, invoices, exports, etc.</PackageDescription>
         <PackageReleaseNotes>$([System.IO.File]::ReadAllText("$(MSBuildProjectDirectory)/Resources/ReleaseNotes.txt"))</PackageReleaseNotes>
-        <LangVersion>9</LangVersion>
+        <LangVersion>10</LangVersion>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
         <PackageIcon>Logo.png</PackageIcon>
         <PackageIconUrl>https://www.questpdf.com/images/package-logo.png</PackageIconUrl>