private static String[] getContactsByUserServiceTest(String[] tk) { try { Contact resultContact = sm.getContactByUserService(tk[1], int.Parse(tk[2])); Console.WriteLine("ContactID\t\tnameContact\t\t\t\t\t\tGroupContact\n"); return(str2arr(resultContact.contactID + "\t\t\t" + resultContact.nameContact + "\t\t\t\t\t" + resultContact.GroupContact)); } catch { return(str2arr("Missing/Invalid argument.Usage:getContactByUserServiceTest <externalUserID> <serviceID>")); } }