读写文件流

 1        string path = @"c:\temp\MyTest.txt";
 2        try 
 3        {
 4            if (File.Exists(path)) 
 5            {
 6                File.Delete(path);
 7            }
 8
 9            using (StreamWriter sw = new StreamWriter(path)) 
10            {
11                sw.WriteLine("This");
12                sw.WriteLine("is some text");
13                sw.WriteLine("to test");
14                sw.WriteLine("Reading");
15            }
16
17            using (StreamReader sr = new StreamReader(path)) 
18            {
19                while (sr.Peek() >= 0) 
20                {
21                    Console.WriteLine(sr.ReadLine());
22                }
23            }
24        } 
25        catch (Exception e) 
26        {
27            Console.WriteLine("The process failed: {0}", e.ToString());
28        }
29