Log File by FileStream, StreamWriter and StreamReader : Log « Development « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. Development
3. Log

using System;
using System.IO;

class MainClass
{
    public static void Main()
    {
        string logFile = "LOGFILE.TXT";

        FileStream fs = new FileStream(logFile, FileMode.OpenOrCreate, FileAccess.Write);
        
        StreamWriter sw = new StreamWriter(fs);
        StreamReader sr = new StreamReader(fs);

        sw.WriteLine("AAA");
        sw.WriteLine("BBB");

        while(sr.Peek() > -1)
        {
            Console.WriteLine(sr.ReadLine());
        }

        sw.Close();
        sr.Close();
        fs.Close();
    }
}