c# 中循环遍历所有文件夹下的文件

</pre><p></p><p><span style="font-size:24px;color:#00cccc;">最近，在做文档管理系统，需要遍历文件夹下所有的文件（包括子文件里的文件）,因为新手，所以博主就把方法写在这里，请大家参阅，欢迎批评指正。</span></p><p><span style="font-size:24px;color:#ff6666;"></span></p><p><span style="font-size:24px;color:#ff6666;">前台代码---------------------------------</span></p><p></p><pre name="code" class="csharp"><Window x:Class="document_manage.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:local="clr-namespace:document_manage"
mc:Ignorable="d"
Title="MainWindow" Height="350" Width="525">
<Grid>
<ListBox x:Name="listBox" HorizontalAlignment="Left" Height="184" Margin="70,36,0,0" VerticalAlignment="Top" Width="394"/>
<Button x:Name="button" Content="Button" HorizontalAlignment="Left" Margin="202,263,0,0" VerticalAlignment="Top" Width="75" RenderTransformOrigin="-0.307,0.364" Click="button_Click"/>
</Grid>
</Window>
</span>

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace document_manage
{
/// <summary>
/// MainWindow.xaml 的交互逻辑
/// </summary>
public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}

//扫描路径
DirectoryInfo theFolder = new DirectoryInfo(@"F:\Fighting\python\");

private void button_Click(object sender, RoutedEventArgs e)
{
scan(theFolder);
}

//扫描方法
private  void scan(FileSystemInfo info)
{
if (!info.Exists) return;
DirectoryInfo dir = info as DirectoryInfo;
//不是目录
if (dir == null) return;
FileSystemInfo[] files = dir.GetFileSystemInfos();
for(int i =0; i< files.Length;i++)
{
FileInfo file = files[i] as FileInfo;
//是文件
if (file != null)
{
listBox.Items.Add("名字: " + file.Name + ", 创建时间: " + file.CreationTime + ", 扩展名: " + file.Extension + ", 上次访问时间: " + file.LastAccessTime);

}
else scan(files[i]);
}
}//end scan

}
}