//判断 第一条的 ‘叶子2’ 在 第二条 数据中的 索引            //任河特大桥,右幅,叶子2,桩基混凝土,            //任河特大桥,,,,,右幅,,,叶子2,桥墩,                        string str1 = "任河特大桥,右幅,叶子2,桩基混凝土,";            string str2 = "任河特大桥,,,,,右幅,,,叶子2,桥墩,";                        str1 = str1.Trim(',');            str2 = str2.Trim(',');            var arr1 = str1.Split(',');            var arr2 = str2.Split(',');                        string NodeName_Source = "任河特大桥,右幅,叶子2";            string NodeName_NotContainsEmpty = "";//拼出来的节点名 不含 空格节点            string NodeName_ContainsEmpty = "";//拼出来的节点名 含   空格节点            for (int i = 0; i < arr2.Length; i++)            {                string name = arr2[i];                NodeName_ContainsEmpty += name + ",";                if (string.IsNullOrWhiteSpace(name))                {                    continue;                }                NodeName_NotContainsEmpty += name + ",";                                //找到                if (NodeName_NotContainsEmpty.Trim(',') == NodeName_Source)                {                    Console.WriteLine("find node array index: " + i);                    Console.WriteLine(NodeName_NotContainsEmpty);                    Console.WriteLine(NodeName_ContainsEmpty);                    Console.Read();                    return;                }            }            Console.Read();            return;