从子文件夹中读取txt文件

Question

使用此代码，我可以从FOLDER读取文件，但我想读取放在子文件夹中的txt文件

前：

D:\Folder\NewFolder\Txt
D:\Folder\NewFolder1\Txt
D:\Folder\NewFolder2\Txt

我想阅读txt文件＆＃34; Txt＆＃34;文件夹 ＆＃34; TXT＆＃34;文件夹在所有子文件夹中都很常见

Dictionary<string, string> found = new Dictionary<string, string>();
string line;

foreach (string filename in Directory.GetFiles(path.text))
{
    using (StreamReader file = new StreamReader(filename))
    {

        while ((line = file.ReadLine()) != null)
        {
            if (line.Contains("Errors: 1"))
            {
            found.Add(line, filename);
            label1.Text = "Failed \n" + filename;
            label1.ForeColor = System.Drawing.Color.Red;

            break;
            }
        }
    }
}

Answer 1

创建所有文件夹的列表并迭代：

public List<String> files = new List<String>();

private void DirSearch(string sDir)
{
    foreach (string f in Directory.GetFiles(sDir))
       files.Add(f);

    foreach (string d in Directory.GetDirectories(sDir))
        DirSearch(d);
}