ddl_class.DataSource = artclasslist;
ddl_class.DataTextField = "ArticleClassName";
ddl_class.DataValueField = "ArticleClassId";
ddl_class.DataBind();
ddl_class.Items.Insert(0, "-请选择-");
ddl_class.DataTextField = "ArticleClassName";
ddl_class.DataValueField = "ArticleClassId";
ddl_class.DataBind();
ddl_class.Items.Insert(0, "-请选择-");