Studyzy.LearnEnglishBySubtitle.SentenceParse.ConvertTag C# (CSharp) Method

        private string ConvertTag(string tag)
        {
            if (mappingDict == null)
            {
                var array = mappingTable.Split(new string[] {"\r\n"}, StringSplitOptions.RemoveEmptyEntries);
                mappingDict=new Dictionary<string, string>();
                foreach (string s in array)
                {
                    var kv = s.Split('\t');
                    mappingDict.Add(kv[0],kv[1]);
                }
            }
            return mappingDict[tag];
        }