System.Collections.ArrayList.Reverse C# (CSharp) Method

        public virtual void Reverse(int index, int count)
        {
            if (index < 0)
                throw new ArgumentOutOfRangeException(nameof(index), SR.ArgumentOutOfRange_NeedNonNegNum);
            if (count < 0)
                throw new ArgumentOutOfRangeException(nameof(count), SR.ArgumentOutOfRange_NeedNonNegNum);
            if (_size - index < count)
                throw new ArgumentException(SR.Argument_InvalidOffLen);
            Contract.EndContractBlock();
            Array.Reverse(_items, index, count);
            _version++;
        }

        public static void WriteException(System.Exception e)
        {
            ArrayList messages = new ArrayList();
            while (e != null)
            {
                messages.Add(e);
                e = e.InnerException;
            }
            Console.WriteLine(" ");
            Console.WriteLine("------- System.Exception ----------------------------- ");
            messages.Reverse();

            foreach (System.Exception ex in messages)
            {
                Console.WriteLine(ex.Message);
            }

            Console.WriteLine(" ");
            Console.WriteLine("----- Details -----");
            foreach (System.Exception ex in messages)
            {
                Console.WriteLine("Message..........: " + ex.Message);
                Console.WriteLine("Stact trace......: " + ex.StackTrace);
                Console.WriteLine("TargetSite.......: " + ex.TargetSite.Name);
                Console.WriteLine("Source...........: " + ex.Source);
                Console.WriteLine(" ");
            }
        }