BExIS.Ddm.Providers.DummyProvider.Helpers.MetadataReader.GetAllValuesByNodeDistinct C# (CSharp) Метод

        public static IEnumerable<string> GetAllValuesByNodeDistinct(string nodeName, List<Metadata> metadataList)
        {
            List<string> l = new List<string>();

            foreach (Metadata m in metadataList)
            {
                foreach (XmlNode x in m.GetValueFromNode(nodeName))
                {
                    bool isIn = false;
                    foreach (string s in l)
                    {
                        if (x.InnerText == s) isIn = true;
                    }

                    if (isIn == false)
                    {

                        l.Add(x.InnerText);
                    };
                    //l.Add(x.InnerText);
                }
            }

            return l;
        }