static void Main(string[] args)
{
IFactory operFac = new AddFactory();
Operation oper = operFac.CreateOperation();
oper.NumberA = 1;
oper.NumberB = 3;
double result =
oper.GetResult();
}
static void Main(string[] args)
{
try
{
IFactory operationFactory = new AddFactory();
Operation operation = operationFactory.CreateOperation();
operation.NumberA = 1;
operation.numberB = 5;
double result = operation.GetResult();
Console.WriteLine("{0}", result);
}
catch (System.Exception ex)
{
Console.WriteLine("您的输入有错: " + ex.Message);
}
}