static void Main(string[] args)
{
double a = 10;
double b = 12;
BinaryNumericOperation op = CalculationService.ShowSum;
op += CalculationService.ShowMax;
op.Invoke(a, b);
}
static void Main(string[] args)
{
double a = 10;
double b = 5;
BinaryNumericOperation op = CalculationService.Sum;
double result = op.Invoke(a, b);
Console.WriteLine(result);
}
static void Main(string[] args)
{
double a = 10;
double b = 12;
BinaryNumericOperation op = CalculationService.ShowSum;
op += CalculationService.ShowMax;
op.Invoke(a, b);
//op(a, b); -- esta sintaxe também poderia ser usada
}
static void Main(string[] args)
{
double a = 10;
double b = 12;
//Referenciando dois métodos
BinaryNumericOperation op = CalculationService.ShowSum;
op += CalculationService.ShowMax;
//Como ele não tem retorno, então não posso recebê-lo na variável
op.Invoke(a, b);
//Pode ser também op(a, b)
}
static void Main(string[] args)
{
double a = 10.0;
double b = 12.0;
//BinaryNumericOperation op = CalculationService.Max;
/////////////////////////////////////////////////Sum
BinaryNumericOperation op = new BinaryNumericOperation(CalculationService.Sum);
double result = op.Invoke(a, b);
Console.WriteLine(result);
}
static void Main(string[] args)
{
double a = 10;
double b = 12;
// BinaryNumericOperation op = CalculationService.Sum;
BinaryNumericOperation op = new BinaryNumericOperation(CalculationService.Sum);
double result1 = op(a, b);
double result2 = op.Invoke(a, b);
Console.WriteLine(result1);
Console.WriteLine(result2);
//O método Square não casa com a assintatura delegate definida acima
//BinaryNumericOperation op = new BinaryNumericOperation(CalculationService.Square);
}
static void Main(string[] args)
{
double a = 10;
double b = 12;
BinaryNumericOperation op = CalculationService.Sum;
BinaryNumericOperation op2 = CalculationService.Max;
double result = op(a, b);
double max = op2.Invoke(a, b);
double square = CalculationService.Square(a);
Console.WriteLine("Result = " + result);
Console.WriteLine("Max = " + max);
Console.WriteLine("Square = " + square);
}
static void Main(string[] args)
{
double a = 10;
double b = 12;
BinaryNumericOperation opSum = CalculationService.Sum;
BinaryNumericOperation opMax = CalculationService.Max;
BinaryNumericOperationSquare opSquare = CalculationService.Square;
double sum = opSum.Invoke(a, b);
double max = opMax.Invoke(a, b);
double square = opSquare.Invoke(a);
Console.WriteLine($"SUM : {sum}");
Console.WriteLine($"Max : {max}");
Console.WriteLine($"Square : {square}");
}
public static void Main(string[] args)
{
/*
* Multicast delegates:
* .Delegates que guardam referencia para mais de um metodo
* .Para se adcionar referencia, pode se usar o operador +=
* .A chamada Invoke(ou sintaxe reduzida) executa todos os metodos na ordem em que foram adcionados
* .Seu uso faz setido para metodos void
*/
double a = 10.0f;
double b = 12.0f;
BinaryNumericOperation op = CalculationService.ShowSum;
op += CalculationService.ShowMax;
op.Invoke(a, b);
}
private static void Main()
{
const double a = 10;
const double b = 12;
BinaryNumericOperation op = CalculationService.Max;
// var sum = CalculationService.Max(a, b);
// var square = CalculationService.Square(a);
var d = op.Invoke(a, b);
// Console.WriteLine(sum);
// Console.WriteLine(square);
ShowMath showMath = CalculationService.ShowMax;
showMath += CalculationService.ShowSum;
showMath(a, b);
}