Portál AbcLinuxu, 9. května 2025 19:54
using System; using System.IO; class Test { public static void Main() { string path = @"c:\temp\MyTest.txt"; if (!File.Exists(path)) { // Create a file to write to. using (StreamWriter sw = File.CreateText(path)) { sw.WriteLine("Hello"); sw.WriteLine("And"); sw.WriteLine("Welcome"); } } // Open the file to read from. using (StreamReader sr = File.OpenText(path)) { string s = ""; while ((s = sr.ReadLine()) != null) { Console.WriteLine(s); } } try { string path2 = path + "temp"; // Ensure that the target does not exist. File.Delete(path2); // Copy the file. File.Copy(path, path2); Console.WriteLine("{0} was copied to {1}.", path, path2); // Delete the newly created file. File.Delete(path2); Console.WriteLine("{0} was successfully deleted.", path2); } catch (Exception e) { Console.WriteLine("The process failed: {0}", e.ToString()); } } }
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