Basics of .NET Collections in C#

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

namespace DotNetCollections
{
    public class Utility
    {
        /// <summary>
        /// Method to convert ToString()
        /// </summary>
        /// <param name="objects">objects array</param>
        /// <returns></returns>
        public static string ConvertToString(Array objects)
        {
            string strToReturn = string.Empty;

            if (objects != null)
            {
                foreach (object obj in objects)
                {
                    if (strToReturn.Length > 0)
                        strToReturn += ", ";

                    strToReturn += obj.ToString();
                }
            }
            return strToReturn;
        }

        public static string ConvertToString(System.Collections.ArrayList objects)
        {
            string strToReturn = string.Empty;

            if (objects != null)
            {
                foreach (object obj in objects)
                {
                    if (strToReturn.Length > 0)
                        strToReturn += ", ";

                    strToReturn += obj.ToString();
                }
            }
            return strToReturn;
        }

    }
}