技術標籤：c#

c#讀寫檔案

其實我覺得C#這方便比Java方便得多
直接上程式碼了不墨跡了
啥不懂的評論就OK 隨時回覆

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

namespace FileStreamDemo
{
    class Program
    {
        static void Main(string[] args)
        {
 

            String source = @"C:\Users\liujiamei\Desktop\tomcatsever.txt";
            String target = @"C:\Users\liujiamei\Desktop\tomcatseverr2.txt";
            copyFile(source, target);
            Console.WriteLine("ok");
            Console.ReadKey();

        }
        public
 
 static void copyFile(String source, String target)
        {
            using (FileStream fsRead = new FileStream(source, FileMode.Open, FileAccess.Read))
            {

                using (FileStream fsWrite = new FileStream(target, FileMode.OpenOrCreate, FileAccess.Write))
                {
                    byte
 
[] buffer = new byte[1024 * 1024 * 5];
                    while (true) {
                        int r = fsRead.Read(buffer, 0, buffer.Length);
                        if (r == 0)
                        {
                            break;
                        }
                        fsWrite.Write(buffer, 0, r);
                    }

                   
                }
            }
        }
    }
}