Liam的C# 学习历程（八）：数据流（Streams）

using System;
using System.IO;

namespace ImplementingBinaryReadWriteToFile
{
    class Tester
    {
        const int SizeBuff = 1024;

        public static void Main()
        {
            // 创建一个instance
            Tester t = new Tester();
            t.Run();
        }

        //加入文件名
        private void Run()
        {
            //输入文件文件名
            Stream inputStream = File.OpenRead(
                @"C:\test\source\test1.cs");

            // 输出文件文件名
            Stream outputStream = File.OpenWrite(
                @"C:\test\source\test1.bak");

            byte[] buffer = new Byte[SizeBuff];
            int bytesRead;

            // 按bytes返回值
            while ((bytesRead =
            inputStream.Read(buffer, 0, SizeBuff)) > 0)
            {
                outputStream.Write(buffer, 0, bytesRead);
            }
、
            inputStream.Close();
            outputStream.Close();
        }
    }
}

using System;
using System.IO;

namespace ReadingWritingToTextFile
{
    class Tester
    {
        public static void Main()
        {
            Tester t = new Tester();
            t.Run();
        }

        private void Run()
        {
            // 打开文件
            FileInfo theSourceFile = new FileInfo(
                @"C:\test\source\test.cs");

            // 创建一个text reader
            StreamReader reader = theSourceFile.OpenText();

            //创建一个text writer to the new file
            StreamWriter writer = new StreamWriter(
                @"C:\test\source\test.bak", false);

            // 创建一个变量来出差每行内容
            string text;

            // 执行读取每一行
            // 输出到控制台和文件中
            do
            {
                text = reader.ReadLine();
                writer.WriteLine(text);
                Console.WriteLine(text);
            } while (text != null);

            reader.Close();
            writer.Close();
        }
    }
}