Read every other value using FileSeek : FileStream « File Directory Stream « C# / CSharp Tutorial

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C# / CSharp Tutorial » File Directory Stream » FileStream 
15. 19. 4. Read every other value using FileSeek
using System; 
using System.IO;  
 
class MainClass 
  public static void Main() { 
    FileStream f; 
    char ch; 
 
    try 
      f = new FileStream("random.dat", FileMode.Create)
    
    catch(IOException exc) { 
      Console.WriteLine(exc.Message)
      return 
    
 
    // Write the alphabet.      
    for(int i=0; i < 26; i++) { 
      try 
        f.WriteByte((byte)('A'+i))
      }  
      catch(IOException exc) { 
        Console.WriteLine(exc.Message)
        return 
      
    
 
    try 
      Console.WriteLine("Here is every other value: ")
      for(int i=0; i < 26; i += 2) { 
        f.Seek(i, SeekOrigin.Begin)// seek to ith double 
        ch = (charf.ReadByte()
        Console.Write(ch + " ")
      

 
    }  
    catch(IOException exc) { 
      Console.WriteLine(exc.Message)
    
  
    Console.WriteLine()
    f.Close()
  
}
Here is every other value:
A C E G I K M O Q S U W Y
15. 19. FileStream
15. 19. 1. The FileMode and FileAccess
15. 19. 2. Open a file with exception handling
15. 19. 3. Demonstrate random access file
15. 19. 4. Read every other value using FileSeek
15. 19. 5. Open an existing file
15. 19. 6. Read file stream on a per byte basis
15. 19. 7. Read file stream as an array of bytes
15. 19. 8. Write data to file through FileStream per byte
15. 19. 9. Write data to file through FileStream via an array
15. 19. 10. Reset internal position for a FileStream
15. 19. 11. Write/read bytes using FileStream
15. 19. 12. Use FileStream to read a file selected from OpenFileDialog
15. 19. 13. Use FileStream to read a file byte by byte
15. 19. 14. Use FileStream to write/read a file byte by byte
15. 19. 15. Is a stream seekable
15. 19. 16. Binary File Reading through FileStream
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