// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002039/directoryinfo-pathcombine

​

// @nuget: Z.ExtensionMethods

​

using System;

using System.IO;

​

public class Program

{

    public static string DirectoryName = @"Main Directory";

    public static void Main()

    {   

        string[] paths = {"Entity Framework", "Code First"};

        //C# Extension Method - DirectoryInfo - PathCombine

        var path = DirectoryName.ToDirectoryInfo().PathCombine(paths);

​

        Console.WriteLine(path);

    }

}