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来自 , 2020-04-25, 写在 C#, 查看 102 次.
URL http://www.code666.cn/view/a7968b43
  1. // CalculateTax is a delegate that takes a double and returns a double
  2. public delegate double CalculateTax(double x);
  3. static void Main(string[] args) {
  4.     CalculateTax stateDelegate = delegate(double x) { return x * 0.05; };
  5.     CalculateTax federalDelegate = delegate(double x) { if (x > 1000.0) return x * 0.02; else return 0.0; };
  6.     double amountOfPurchase = 12.99;
  7.  
  8.     Console.WriteLine("{0}", stateDelegate(amountOfPurchase));
  9.     Console.WriteLine("{0}", federalDelegate(amountOfPurchase));
  10.  
  11.     Console.In.ReadLine();
  12. }
  13.  
  14. //csharp/4883

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