c#利用批处理清理大目录

//先保存一个批处理.再执行;

public static void mSaveBatAndExe(string strPath)
{
if (!Directory.Exists(strPath))
{
return;
}
if (!strPath.EndsWith("\"))
{
strPath += "\";
}
string fileName = strPath + "remove.bat";

StreamWriter bat = new StreamWriter(fileName, false, Encoding.Default);

bat.WriteLine("cd..");

bat.WriteLine(string.Format("del /f /s /q {0}\*.*", strPath));

bat.WriteLine("echo OK");
// bat.WriteLine(string.Format("del "{0}" /q", strPath));
// bat.WriteLine(string.Format("del "{0}" /q", fileName));
// bat.WriteLine(string.Format("rd "{0}" /q", strPath.Substring(0, strPath.LastIndexOf('\'))));

bat.Close();
ProcessStartInfo info = new ProcessStartInfo(fileName);
info.WindowStyle = ProcessWindowStyle.Hidden;
Process.Start(info);
}