A sample code for nested classes in C#.NET
nested.cs
public class zzz
{
public static void Main()
{
yyy.xxx a = new yyy.xxx();
a.ni();
}
}
public class yyy
{
public xxx abc()
{
return new xxx();
}
public class xxx
{
public void ni(){
System.Console.WriteLine(“HERE”);
}
}
}