System.Net.Cache.HttpRequestCacheValidator.UpdateStringCollection C# (CSharp) Method

        private static void UpdateStringCollection(StringCollection result, NameValueCollection cc, bool winInetCompat)
        {
            StringBuilder sb;

            // Transfer headers
            for (int i=0; i < cc.Count; ++i)
            {
                    sb = new StringBuilder(40);
                    string key   = cc.GetKey(i) as string;
                    sb.Append(key).Append(':');

                    string[] val = cc.GetValues(i);
                    if (val.Length != 0)
                    {
                        if (winInetCompat)
                            {sb.Append(val[0]);}
                        else
                            {sb.Append(' ').Append(val[0]);}
                    }

                    for (int j = 1; j < val.Length; ++j)
                    {
                        sb.Append(key).Append(", ").Append(val[j]);
                    }
                    result.Add(sb.ToString());
            }
            // Transfer last \r\n
            result.Add(string.Empty);
        }