完整读写txt 并提取{}里的内容

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Data;
 4 using System.IO;
 5 using System.Linq;
 6 using System.Text;
 7 using System.Text.RegularExpressions;
 8 using System.Web;
 9 using System.Web.UI;
10 using System.Web.UI.WebControls;
11 
12 namespace WebApplication1
13 {
14     public partial class WebForm2 : System.Web.UI.Page
15     {
16         //txt路径
17         static string Path = "C:\\wb2.txt";
18         static string path = "E:\\jrf\\文本2.txt";
19         protected void Page_Load(object sender, EventArgs e)
20         {
21             ReadTxtContent(Path);
22             Write(path);
23         }
24         /// <summary>
25         /// 读取txt内容 
26         /// </summary>
27         /// <param name="Path">文件地址</param>
28         public string ReadTxtContent(string Path)
29         {
30             StreamReader sr = new StreamReader(Path, Encoding.Default);
31             string content;  
32             string f="";
33             while ((content = sr.ReadLine()) != null)//按行输出
34             {
35                 f+=content;                 
36             }
37             //截取{}的内容 再写入txt文件
38             var array = f.Split('{');
39             f = "";
40             foreach (var x in array)
41             {
42                 if (x.Contains("}"))
43                 {
44                     string[] n = x.Split('}');                   
45                     f += "{" + n[0] + "}" + "\r\n";
46                 }
47             }
48             return f; 
49         }
50         /// <summary>
51         /// 获取ReadTxtContent返回的内容写入.txt
52         /// </summary>
53         /// <param name="path"></param>
54         public void Write(string path)
55         {
56             //FileMode.Append为不覆盖文件效果.create为覆盖
57             FileStream fs = new FileStream(path, mode: FileMode.Append);
58             StreamWriter sw = new StreamWriter(fs);
59             //开始写入
60 
61             sw.Write(ReadTxtContent(Path));
62             //清空缓冲区
63             sw.Flush();
64             //关闭
65             sw.Close();
66             fs.Close();
67         }
68     }
69 }