public string Subtract(double numberA, double numberB)
{
IOperatorFactory subtract = new SubtractFactory();
Operator subtractOperator = subtract.CreareOperator();
subtractOperator.NumberA = numberA;
subtractOperator.NumberB = numberB;
return(subtractOperator.GetResult().ToString());
}
static void Main(string[] args)
{
AbstractFactory ft1 = null;
AbstractOperation op1 = null;
//ft1 = new AddFactory();
ft1 = new SubtractFactory();
op1 = ft1.CreateProductOperation();
op1.num1 = 10.1;
op1.num2 = 20.5;
Console.WriteLine(op1.ShowResult());
//ft1 = new SubtractFactory();
//op1 = ft1.CreateProductOperation();
//op1.num1 = 100.6;
//op1.num2 = 20.4;
//Console.WriteLine(op1.ShowResult());
Console.ReadLine();
}
