C# Datatable 新增列

weixin_30639719發表於2020-04-05

DataTable dt = new DataTable("Datas");

DataColumn dc = null;
//dt新增列
dc=dt.Columns.Add("id", Type.GetType("System.Int32")); //課件id
dc = dt.Columns.Add("coursewareNo", Type.GetType("System.String")); //課件編號
dc = dt.Columns.Add("coverPicture", Type.GetType("System.String")); //課件封面url
dc = dt.Columns.Add("imageUrl", Type.GetType("System.String")); //圖片地址
dc = dt.Columns.Add("knowledges", Type.GetType("System.String")); //知識點
dc = dt.Columns.Add("name", Type.GetType("System.String")); //標題
dc = dt.Columns.Add("pageNum", Type.GetType("System.String")); //頁數
dc = dt.Columns.Add("uploadTime", Type.GetType("System.String")); //上傳時間
dc = dt.Columns.Add("gradeName", Type.GetType("System.String")); //上傳時間

 

DataRow dr = dt.NewRow();
dr["id"] = js["courseware"]["id"].ToString();
dr["coursewareNo"] = js["courseware"]["coursewareNo"].ToString();
dr["coverPicture"] = js["courseware"]["coverPicture"].ToString();
dr["imageUrl"] = js["courseware"]["imageUrl"].ToString();
dr["knowledges"] = js["courseware"]["knowledges"].ToString();
dr["name"] = js["courseware"]["name"].ToString();
dr["pageNum"] = js["courseware"]["pageNum"].ToString();
dr["uploadTime"] = js["courseware"]["uploadTime"].ToString();
dr["gradeName"]=js["grade"]["gradeName"].ToString();
dt.Rows.Add(dr);                      //新增資訊到dt

轉載於:https://www.cnblogs.com/Mzg121584668/p/7798507.html

相關文章