C#

DaveyM69 wrote:

If anyone could point me in the right direction it would be much appreciated!

using System;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;

class Program
{
    public class Folder
    {
        Collection<Folder> _children;
        public Folder Parent { get; private set; }
        public string Name { get; set; }
        public Collection<Folder> Children { get { return _children; } }

        private Folder(Folder parent, string name)
        {
            _children = new Collection<Folder>();
            Parent = parent;
            Name = name;
        }

        public static Folder CreateNewRoot()
        {
            return new Folder(null, "Root");
        }

        public Folder CreateFolder(string name)
        {
            var result = new Folder(this, name);
            this.Children.Add(result);
            return result;
        }

        public override string ToString()
        {
            Folder currentFolder = this;

            var pathBuilder = new StringBuilder();
            while (currentFolder != null)
            {
                pathBuilder.Insert(0, currentFolder.Name);
                pathBuilder.Insert(0, '/');
                currentFolder = currentFolder.Parent;
            }

            return pathBuilder.ToString();
        }
    }

    static Folder CreatePath(Folder startingFolder, string path)
    {
        string[] pathParts = path.Split(new[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
        Folder currentFolder = startingFolder;
        for (int i = 0; i < pathParts.Length; i++)
        {
            string targetName = pathParts[i];
            // does current folder hold our target?
            Folder targetFolder = null;
            if (0 != currentFolder.Children.Count())
                targetFolder = currentFolder.Children.FirstOrDefault(f => f.Name == targetName);
            if (null == targetFolder)
            {
                // it don't exist yet
                targetFolder = currentFolder.CreateFolder(targetName);
            }
            // on to the next one
            currentFolder = targetFolder;
        }

        return currentFolder;
    } 

    static void DumpFolderToConsole(Folder fromWhere)
    {
        Console.WriteLine(fromWhere);
        foreach (Folder folder in fromWhere.Children)
        {
            DumpFolderToConsole(folder);
        }
    }

    static void Main(string[] args)
    {
        Folder root = Folder.CreateNewRoot();
        CreatePath(root, @"/ch");
        CreatePath(root, @"/ch/01/config");
        CreatePath(root, @"/ch/02/insert");
        CreatePath(root, @"/ch/01/mix/01");
        CreatePath(root, @"/config/chlink");

        DumpFolderToConsole(root);
        Console.ReadLine();
    }
}

/Root
/Root/ch
/Root/ch/01
/Root/ch/01/config
/Root/ch/01/mix
/Root/ch/01/mix/01
/Root/ch/02
/Root/ch/02/insert
/Root/config
/Root/config/chlink

Bastard Programmer from Hell
If you can't read my code, try converting it here[^]

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ReadFromFile
{
    class Program
    {
        static void Main(string[] args)
        {
            FileStream fs;
            StreamWriter fw;

<pre>
        fs = new FileStream("D:\\Programming.txt", FileMode.OpenOrCreate, FileAccess.Write);
        fw = new StreamWriter(fs);
        fw.WriteLine("C# Programming");
        fw.WriteLine("C Programming");
        fw.WriteLine("C++ Programming");

        //    Console.ReadLine();

        fs.Close();

    }

}

FileStream fs;
StreamWriter fw;

fs = new FileStream("D:\\Temp\\Programming.txt", FileMode.OpenOrCreate, FileAccess.Write);
fw = new StreamWriter(fs);

fw.WriteLine("C# Programming");
fw.WriteLine("C Programming");
fw.WriteLine("C++ Programming");

fw.Close();
fs.Close();

using (FileStream fs = new FileStream("D:\\Temp\\Programming.txt", FileMode.OpenOrCreate, FileAccess.Write))
    {
    using (StreamWriter fw = new StreamWriter(fs))
        {
        fw.WriteLine("C# Programming");
        fw.WriteLine("C Programming");
        fw.WriteLine("C++ Programming");
        }
    }