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Categories / C# Book / 07 Stream

 

0580 Memory-Mapped Files and Random File IO

using System; using System.IO; using System.IO.MemoryMappedFiles; using System.Linq; using System.Text; class Program { static void Main() { File.WriteAllBytes("long.bin", new byte[100]); using (MemoryMappedFile mmf = MemoryMappedFile.CreateFromFile("long.bin")) using (MemoryMappedViewAccessor accessor = mmf.CreateViewAccessor()) { accessor.Write(5, (byte)77); Console.WriteLine(accessor.ReadByte(5)); // 77 } } }