c#怎么将字符串中的文件路径、文件名进行分离?

using System.IO;

string file_path = @"C:\path\to\your\file.txt";
string directory = Path.GetDirectoryName(file_path);
string filename = Path.GetFileName(file_path);
Console.WriteLine("Directory: " + directory);
Console.WriteLine("Filename: " + filename);