C#二进制文件读写

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using binaryFile;
using System.IO;
namespace binaryFile
{
    class Program
    {
        static void Main(string[] args)
        {
            string filePath = "D:/binary.res";
           
            string test = "1234567891011121314151617";
            byte[] fileBytes = System.Text.UTF8Encoding.UTF8.GetBytes(test);
            //写
            Stream stream = new FileStream(filePath, FileMode.OpenOrCreate);
            BinaryWriter bWriter = new BinaryWriter(stream,Encoding.UTF8);
            bWriter.Write(fileBytes, 0, fileBytes.Length);
            Console.WriteLine("write end bytes size" + fileBytes.Length);
           
            bWriter.Close();
            stream.Close();
            //读
            Stream streamBake = new FileStream(filePath,FileMode.Open);
            BinaryReader bReader = new BinaryReader(streamBake, Encoding.UTF8);
            byte[] readBytes = bReader.ReadBytes((int)streamBake.Length);
            string temp = System.Text.UTF8Encoding.UTF8.GetString(readBytes);
            Console.WriteLine(temp);
           
            bReader.Close();
            streamBake.Close();
        }
    }
}