"];
            SPList list = site.Lists["文档"];
            SPView view = list.Views["所有文档"];
            SPViewFieldCollection viewFields = view.ViewFields;

            SPFieldCollection fields = list.Fields;
            //加入新的列
            fields.Add("ccc", SPFieldType.Text, true);
            fields["ccc"].Hidden = false; //是否显示
            list.Update();

            SPField newViewField = list.Fields["ccc"];
            viewFields.Add(newViewField);

            view.Update();