本文实例为大家分享了C#读写共享文件夹的具体代码，供大家参考，具体内容如下
该试验分以下步骤：
1、在服务器设置一个共享文件夹，在这里我的服务器ip地址是10.80.88.180，共享文件夹名字是test，test里面有两个文件：good.txt和bad.txt，访问权限，用户名是admin，密码是admin。
2、新建一个webapplication项目，在前台页面加一个listbox，ID是ListBox1.
3、添加后台代码如下：其中包含的功能是读文件，这里以读good 文件为例；写文件，这里以写bad文件为例；还有是将test文件夹下的文件名列到listbox中。
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Text;
using System.Diagnostics;
using System.IO;
namespace WebApplication2
{
public class FileShare
{
public FileShare() { }
public static bool connectState(string path)
{
return connectState(path,"","");
}
public static bool connectState(string path,string userName,string passWord)
{
bool Flag = false;
Process proc = new Process();
try
{
proc.StartInfo.FileName = "cmd.exe";
proc.StartInfo.UseShellExecute = false;
proc.StartInfo.RedirectStandardInput = true;
proc.StartInfo.RedirectStandardOutput=true;
proc.StartInfo.RedirectStandardError=true;
proc.StartInfo.CreateNoWindow=true;
proc.Start();
string dosLine = @"net use " + path + " /User:" + userName + " " + passWord + " /PERSISTENT:YES";
proc.StandardInput.WriteLine(dosLine);
proc.StandardInput.WriteLine("exit");
while (!proc.HasExited)
{
proc.WaitForExit(1000);
}
string errormsg = proc.StandardError.ReadToEnd();
proc.StandardError.Close();
if (string.IsNullOrEmpty(errormsg))
{
Flag = true;
}
else
{
throw new Exception(errormsg);
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
proc.Close();
proc.Dispose();
}
return Flag;
}
//read file
public static void ReadFiles(string path)
{
try
{
// Create an instance of StreamReader to read from a file.
// The using statement also closes the StreamReader.
using (StreamReader sr = new StreamReader(path))
{
String line;
// Read and display lines from the file until the end of
// the file is reached.
while ((line = sr.ReadLine()) != null)
{
Console.WriteLine(line);
}
}
}
catch (Exception e)
{
// Let the user know what went wrong.
Console.WriteLine("The file could not be read:");
Console.WriteLine(e.Message);
}
}
//write file
public static void WriteFiles(string path)
{
try
{
// Create an instance of StreamWriter to write text to a file.
// The using statement also closes the StreamWriter.
using (StreamWriter sw = new StreamWriter(path))
{
// Add some text to the file.
sw.Write("This is the ");
sw.WriteLine("header for the file.");
sw.WriteLine("-------------------");
// Arbitrary objects can also be written to the file.
sw.Write("The date is: ");
sw.WriteLine(DateTime.Now);
}
}
catch (Exception e)
{
// Let the user know what went wrong.
Console.WriteLine("The file could not be read:");
Console.WriteLine(e.Message);
}
}
}
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
bool status = false;
//连接共享文件夹
status = FileShare.connectState(@"\\10.80.88.180\test", "admin", "admin");
if (status)
{
DirectoryInfo theFolder = new DirectoryInfo(@"\\10.80.88.180\test");
//先测试读文件，把目录路径与文件名连接
string filename = theFolder.ToString()+"\\good.txt";
FileShare.ReadFiles(filename);
//测试写文件，拼出完整的路径
filename = theFolder.ToString() + "\\bad.txt";
FileShare.WriteFiles(filename);
//遍历共享文件夹，把共享文件夹下的文件列表列到listbox
foreach (FileInfo nextFile in theFolder.GetFiles())
{
ListBox1.Items.Add(nextFile.Name);
}
}
else
{
ListBox1.Items.Add("未能连接！");
}
}
}
}
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以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/wybshyy/article/details/52064234