List<zCData> cd = new List<zCData>(); for (int i = 0; i < tmpList.Count; i++) { string[] Str = tmpList[i].ToString().Split('\t'); cd[i].Pollcode = "a"; //Str[0].ToString().Trim(); 提示我 cd[i] 超出范围,怎么初始化List 小弟刚学C# ,不太会用,谢谢