public static void Main(string[] args)
{
Context context = new Context(new OperationAdd());
Console.WriteLine("10 + 5 = " + context.executeStrategy(10, 5));
context = new Context(new OperationSubstract());
Console.WriteLine("10 - 5 = " + context.executeStrategy(10, 5));
context = new Context(new OperationMultiply());
Console.WriteLine("10 * 5 = " + context.executeStrategy(10, 5));
}
static void Main(string[] args)
{
Context context;
// Three contexts following different strategies
context = new Context(new Add());
int resultA = context.executeStrategy(3, 4);
context = new Context(new Multiply());
int resultB = context.executeStrategy(3, 4);
Console.WriteLine(string.Format("Result A : {0}", resultA));
Console.WriteLine(string.Format("Result B : {0}", resultB));
}
static void Main(string[] args)
{
int num1 = 10;
int num2 = 5;
Context context = new Context(new OperationAdd());
Console.WriteLine($"{num1} + {num2} = {context.executeStrategy(num1, num2)}");
context = new Context(new OperationSubstract());
Console.WriteLine($"{num1} - {num2} = {context.executeStrategy(num1, num2)}");
context = new Context(new OperationMultiply());
Console.WriteLine($"{num1} * {num2} = {context.executeStrategy(num1, num2)}");
}