StreamWrite-StreamRead 读写文本文件

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Text;
 5 using System.Threading.Tasks;
 6 
 7 //添加命名空间
 8 using System.IO;
 9 
10 namespace 读取文本文件
11 {
12     class Program
13     {
14         static void Main(string[] args)
15         {
16              //读取
17             using (StreamReader sr = new StreamReader(@"C:UsersAdministratorDesktop电影.txt", Encoding.Default))
18             {
19                 //Console.WriteLine(sr.ReadLine());
20                 while (!sr.EndOfStream)
21                 {
22                     Console.WriteLine(sr.ReadLine());
23                 }
24             }
25 
26 
27             //写入
28             //true 代表是追加文本还是覆盖文本
29             using (StreamWriter sw = new StreamWriter(@"C:UsersAdministratorDesktop
ewnwe.txt", true))
30             {
31                 sw.Write("测试文本文段！");
32             }
33 
34              Console.ReadKey();
35         }
36     }
37 }