Func.cs(файл создан)
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| 1 | + | Func<string, string> convert = delegate(string s) | |
| 2 | + | { | |
| 3 | + | return s.ToUpper(); | |
| 4 | + | }; | |
| 5 | + | ||
| 6 | + | string name = "Dakota"; | |
| 7 | + | Console.WriteLine(convert(name)); | |
| 8 | + | ||
| 9 | + | // This code example produces the following output: | |
| 10 | + | // | |
| 11 | + | // DAKOTA | |
Action.cs(файл создан)
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| 1 | + | using System; | |
| 2 | + | using System.Windows.Forms; | |
| 3 | + | ||
| 4 | + | public class TestLambdaExpression | |
| 5 | + | { | |
| 6 | + | public static void Main() | |
| 7 | + | { | |
| 8 | + | Action<string> messageTarget; | |
| 9 | + | ||
| 10 | + | if (Environment.GetCommandLineArgs().Length > 1) | |
| 11 | + | messageTarget = s => ShowWindowsMessage(s); | |
| 12 | + | else | |
| 13 | + | messageTarget = s => Console.WriteLine(s); | |
| 14 | + | ||
| 15 | + | messageTarget("Hello, World!"); | |
| 16 | + | } | |
| 17 | + | ||
| 18 | + | private static void ShowWindowsMessage(string message) | |
| 19 | + | { | |
| 20 | + | MessageBox.Show(message); | |
| 21 | + | } | |
| 22 | + | } | |
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