DataTable.Select
//DataTable dtOperate 数据源
DataRow[] drAdd = dtOperate.Select(" FType ='1' ");//无需where关键字
DataTable dtDetail = dtOperate.Clone();//克隆结构 无数据
DataRow[] drAdd = dtOperate.Select(" FType ='1' ");
for (int i = 0; i < drAdd.Length; i++)
{
dtDetail.Rows.Add(drAdd[i].ItemArray);//将数据插入到dtDetail中
//dtDetail.ImportRow((DataRow)drAdd[i]);
}