如何检索目录中包含文件、子文件夹和文件夹中的文件的所有文件?
注意:文件夹/文件不是常量
您可以将DirectoryInfo.GetFiles
方法与RecurseSubdirectories
选项一起使用。
using System.IO;
FileInfo[] files
= new DirectoryInfo(@"C:Program Files")
.GetFiles("*", new EnumerationOptions { RecurseSubdirectories = true });
如果您不需要完整的文件列表,列举目录的内容可能会更快。
using System.IO;
using System.Collections.Generic;
using System.Linq;
var directory = new DirectoryInfo(@"C:Program Files");
IEnumerable<FileInfo> files
= from file in directory.EnumerateFiles("*", new EnumerationOptions { RecurseSubdirectories = true })
where file.Name = "target.txt"
select file;
foreach (FileInfo file in files)
{
//...
}
可以使用Directory.GetFiles(path)和Directory.GetDirectories(path)
static void ScanDir(string path, int spaces = 0)
{
var files = Directory.GetFiles(path);
foreach (var file in files)
{
for (int i = 0; i < spaces; i++)
Console.Write(" "); // Just for styling
Console.WriteLine(file);
}
var dirs = Directory.GetDirectories(path);
foreach (var dir in dirs)
{
ScanDir(dir, spaces + 4);
}
}
static void Main()
{
ScanDir("C:\path\to");
}