C# : Renvoyer a une autre ligne/ programme

	private void Dispatch()
	{
                int Selection = 0;
                Console.Write("\n\nVotre choix (TAPEZ UNIQUEMENT UN CHIFFRE): ");
		Selection = int.TryParse(Console.ReadLine());
		switch (_iFunction)
		{
			case 1
				Console.WriteLine("1");
				maFonction1();
				break;
			case 2
				Console.WriteLine("2");
				maFonction2();
				break;
			case 3
				Console.WriteLine("3");
				maFonction3();
				break;
			case 4
				Console.WriteLine("4");
				maFonctionRetourPlusHautDansLeCode();
				break;
			default://autres cas
				Response.WriteLine("Sélection erronée");
				maFonctionRetour();
				break;
		}
	}

	private String GetParams() //Ou public ou protected
	{
		try
		{
			String test = Request.QueryString[LineParams.sCREATEUR];
		}
		catch
		{
			return "ERREUR";
		}
                 return test;
	}

String sMonNom = "Dupond"; 
String sMonPrenom = "Paul"; 

SQLCmd.CommandText = ("INSERT INTO " + TABLES.USER + " (" + TABLEUSER.COLONNE_NOM + ", " + TABLEUSER.COLONNE_PRENOM + ") VALUES ('" + sMonNom + "', ' " + sMonPrenom + "'");

Retour:
                Console.Write("\nVotre choix (TAPEZ UNIQUEMENT UN CHIFFRE): ");
                int Selection = 0;
                Selection = int.Parse(Console.ReadLine());
                switch (Selection)
                	{
                		case 0:
                				Console.WriteLine("\nFermeture du logiciel...");
                				goto Fin_logiciel;
                				break;
                		case 1:
                				Console.WriteLine("Lancement du module...");
                					System.Diagnostics.ProcessStartInfo myInfo = 
                					new System.Diagnostics.ProcessStartInfo();
            						myInfo.FileName = "Add.exe";
            						myInfo.WorkingDirectory = "bin";
            						System.Diagnostics.Process.Start(myInfo);
                				goto Fin_logiciel;
                				break;
                		case 2:
                				Console.WriteLine("Lancement du module...");
                					System.Diagnostics.ProcessStartInfo myInfo2 = 
                					new System.Diagnostics.ProcessStartInfo();
            						myInfo2.FileName = "Add.exe";
            						myInfo2.WorkingDirectory = "bin";
            						System.Diagnostics.Process.Start(myInfo2);
                				goto Fin_logiciel;
                				break;
                		case 3:
                				Console.WriteLine("Lancement du module...");
                					System.Diagnostics.ProcessStartInfo myInfo3 = 
                					new System.Diagnostics.ProcessStartInfo();
            						myInfo3.FileName = "Add.exe";
            						myInfo3.WorkingDirectory = "bin";
            						System.Diagnostics.Process.Start(myInfo3);
                				goto Fin_logiciel;
                				break;
                		case 4:
                				Console.WriteLine("Lancement de l'aide...");
                					System.Diagnostics.ProcessStartInfo myInfo4 = 
                					new System.Diagnostics.ProcessStartInfo();
            						myInfo4.FileName = "Add.exe";
            						myInfo4.WorkingDirectory = "bin";
            						System.Diagnostics.Process.Start(myInfo4);
                				goto Fin_logiciel;
                				break;
                		case 5:
                				Console.WriteLine("Affichage des propos du logiciel");
                					System.Diagnostics.ProcessStartInfo myInfo5 = 
                					new System.Diagnostics.ProcessStartInfo();
            						myInfo5.FileName = "About.exe";
            						myInfo5.WorkingDirectory = "bin";
            						System.Diagnostics.Process.Start(myInfo5);
                				goto Fin_logiciel;
                				break;
                		default:
                				Console.WriteLine("Code incorrect.Réessayez");
                				goto Retour;
                				break;
               		}
                
                Fin_logiciel:

Selection = int.Parse(Console.ReadLine());

SQLCmd.CommandText = "INSERT INTO User (Nom, Prenom) VALUES ('x', 'y');";

SQLCmd.CommandText = ("INSERT INTO " + TABLES.USER + " (" + TABLEUSER.COLONNE_NOM + ", " + TABLEUSER.COLONNE_PRENOM + ") VALUES ('" + sMonNom + "', ' " + sMonPrenom + "'"');

public const String COLONNE_PRENOM = "Prenom";
public const String COLONNE_NOM = "Nom";
public const String USER = "User";

public class ConstTest 
{
    class SampleClass 
    {
        public int x;
        public int y;
        public const int c1 = 5;
        public const int c2 = c1 + 5;

        public SampleClass(int p1, int p2) 
        {
            x = p1; 
            y = p2;
        }
    }

    static void Main() 
    {
        SampleClass mC = new SampleClass(11, 22);   
        Console.WriteLine("x = {0}, y = {1}", mC.x, mC.y);
        Console.WriteLine("c1 = {0}, c2 = {1}", 
                          SampleClass.c1, SampleClass.c2 );
    }
}