Code to accompany a blog post about building delimited lists in .net

DelimitedLists.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Xml.Linq;
using System.Text;
                    
public class Program
{
    public static void Main()
    {
        // generate a list of numbers
        List<int> data = (Enumerable.Range(0, 10)).ToList<int>();

        string delimiter = ",";
        // Avoid this, unless you know you need to do it for a specific reason
        {
            StringBuilder sb = new StringBuilder();
            foreach(var i in data)
            {
                sb.Append(delimiter);
                sb.Append(i);
            }
            
            // Convert the string builder to a string and then strip the first
            // character out of it
            string final = sb.ToString().Substring(delimiter.Length);
            
            Console.WriteLine(final);
        }
        
        // Make a comma delimited list
        Console.WriteLine(String.Join(delimiter, data));
        
        // What if we want to do something, like put each element in an XML tag?
        Console.WriteLine(String.Join(string.Empty, data.Select(x => string.Format("<col>{0}</col>", x)).ToList()));

    }
}