FileStream实现多媒体文件复制

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace FileStream应用
{
class Program
{
static void Main(string[] args)
{
using (FileStream fs = new FileStream(@"F:\songs\平凡之路.wav", FileMode.OpenOrCreate, FileAccess.Read))
{
using (FileStream fs2 = new FileStream(@"F:\songs\平凡之路3.wav", FileMode.OpenOrCreate, FileAccess.Write))
{
byte[] bytes = new byte[1024 * 1024 * 5];
while (true)
{

int r = fs.Read(bytes, 0, bytes.Length);
if(r<=0)
{
break;
}
fs2.Write(bytes, 0, r);

}
}
}
}
}
}