C#建構函式與初始化列表

 1 // Namespace Declaration 2 using System; 3  4 // helper class 5 class OutputClass 6 { 7     string myString; 8  9     // Constructor10     public OutputClass(string inputString)11     {12         myString = inputString;13     }14 15     //this指向特定對象，它產生了對自己帶參建構函式的調用16     public OutputClass() : this("default string")17     {18     }19 20     // Instance Method21     public void printString()22     {23         Console.WriteLine("{0}", myString);24     }25 26     // Destructor27     ~OutputClass()28     {29         // Some resource cleanup routines30     }31 }32 33 // Program start class34 class ExampleClass35 {36     // Main begins program execution.37     public static void Main()38     {39         // Instance of OutputClass40         OutputClass outCl = new OutputClass();41         42         OutputClass outC2 = new OutputClass("This is printed by the output class.");43 44         // Call Output class' method45         outCl.printString();46 47         outC2.printString();48     }49 }