using System;
using System.Reflection;
using System.Reflection.Emit;
class CodeGenerator
{
public static void Main()
{
AppDomain currentDomain = AppDomain.CurrentDomain;
AssemblyName assemName = new AssemblyName();
assemName.Name = "MyAssembly";
AssemblyBuilder assemBuilder = currentDomain.DefineDynamicAssembly(assemName, AssemblyBuilderAccess.Run);
ModuleBuilder moduleBuilder = assemBuilder.DefineDynamicModule("MyModule");
TypeBuilder typeBuilder = moduleBuilder.DefineType("MyClass", TypeAttributes.Public);
MethodBuilder methodBuilder = typeBuilder.DefineMethod("HelloWorld", MethodAttributes.Public, null, null);
ILGenerator msilG = methodBuilder.GetILGenerator();
msilG.EmitWriteLine("Hello from C# My");
msilG.Emit(OpCodes.Ret);
Type t = typeBuilder.CreateType();
if (t != null){
object o = Activator.CreateInstance(t);
MethodInfo helloWorld = t.GetMethod("HelloWorld");
if (helloWorld != null)
{
helloWorld.Invoke(o, null);
}
}
}
}