如何获得随机文件夹的路径? [英] How do I get the path of a random folder?
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问题描述
像从c:\(或任何主驱动器)开始,然后随机走路线?
Like start at c:\ (or whatever the main drive is) and then randomly take routes? Not even sure how to do that.
public sealed static class FolderHelper
{
public static string GetRandomFolder()
{
// do work
}
}
推荐答案
尝试获取目录中所有文件夹的列表,然后生成一个随机数(最多不超过文件夹数),然后选择与您的随机数相关的文件夹。
Try getting a list of all the folders in the directory, then generate a random number up to the number of folders, then choose the folder that relates to your random number.
System.IO.DirectoryInfo[] subDirs;
System.IO.DirectoryInfo root;
// assign the value of your root here
subDirs = root.GetDirectories();
Random random = new Random();
int directory = random.Next(subDirs.Length);
System.IO.DirectoryInfo randomDirectory = subDirs[directory];
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