public override bool Equals(object obj) { // // See the full list of guidelines at // http://go.microsoft.com/fwlink/?LinkID=85237 // and also the guidance for operator== at // http://go.microsoft.com/fwlink/?LinkId=85238 // if (obj == null || GetType() != obj.GetType()) { return(false); } // safe because of the GetType check Firma f = (Firma)obj; // use this pattern to compare reference members if (Lexema.Equals(f.Lexema)) { return(true); } else { return(false); } }