Un-commented out namespaces
MODIFY
src/Chapter06/Chapter06.csproj
src/Chapter06/Chapter06.csproj
</None>
<None Include="Listing06.24.CILCodeResultingFromProperties.cs" />
<None Include="Listing06.25.PropertiesAreAnExplicitConstructInCIL.cs" />
+ <Compile Update="Listing06.30A.InitOnlySetters.cs">
+ <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+ </Compile>
<Compile Update="Listing06.15.UsingThePrivateAccessModifier.cs">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</Compile>

MODIFY
src/Chapter06/Listing06.21.DefiningReadOnlyProperties.cs
src/Chapter06/Listing06.21.DefiningReadOnlyProperties.cs
// Non-nullable field is uninitialized. Consider declaring as nullable.
#pragma warning disable CS8618 // Pending a constructors
-//namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter06.Listing06_21
-//{
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter06.Listing06_21
+{
#region INCLUDE
public class Program
{
private string _Id;
}
#endregion INCLUDE
-//}
+}

MODIFY
src/Chapter06/Listing06.23.PlacingAccessModifiersOnSetters.cs
src/Chapter06/Listing06.23.PlacingAccessModifiersOnSetters.cs
// Non-nullable field is uninitialized. Consider declaring as nullable.
#pragma warning disable CS8618 // Pending a constructors
-//namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter06.Listing06_23
-//{
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter06.Listing06_23
+{
#region INCLUDE
public class Program
{
private string _Id;
}
#endregion INCLUDE
-//}
+}

MODIFY
src/Chapter06/Listing06.35A.RequiredProperties.cs
src/Chapter06/Listing06.35A.RequiredProperties.cs
namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter06.Listing06_35A
{
-using System.Diagnostics.CodeAnalysis;
#region INCLUDE
public class Book
{

Un-commented out namespaces