Lucene.Net.Analysis.Synonym.SolrSynonymParser.Unescape C# (CSharp) Method

        private string Unescape(string s)
        {
            if (s.IndexOf("\\", StringComparison.Ordinal) >= 0)
            {
                StringBuilder sb = new StringBuilder();
                for (int i = 0; i < s.Length; i++)
                {
                    char ch = s[i];
                    if (ch == '\\' && i < s.Length - 1)
                    {
                        sb.Append(s[++i]);
                    }
                    else
                    {
                        sb.Append(ch);
                    }
                }
                return sb.ToString();
            }
            return s;
        }
    }