C # Interface

Public     Interface  IA
{
  Void  Member (  String  Str );
}
  Public     Interface  IB
{
  Void  Member (  String  Str );
}
  Public    Class  Testinterface: IA, IB
{
  Public     Void  Member (  String  Str)
{
  //  To do ....  
  }
}
  //  New override base interface member .....  
 Interface  IA
{
  Void  Member ();
}
  Interface  IB: IA
{
  New     Void  Member ();
}
  //  1: explicit implementation  
  Public     Class Testinterface: IB
{
  Void  IA. Member ()
{
  //  To do ....  
  }
  Void  Ib. Member ()
{
  //  To do...  
  }
}
  //  2: implement a. Member () implicitly ()  
 Public     Class  Testinterface: IB
{
  Void  Member ()
{
  //  To do ....  
  }
  Void  Ib. Member ()
{
  //  To do...  
  }
}
 //  3: Implement B. Member () implicitly ()  
  Public     Class  Testinterface: IB
{
  Void  IA. Member ()
{
  //  To do ....  
  }
  Void  Member ()
{
  // To do...  
  }
}