GridView 根据多个字段值删除
protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
int CID = int.Parse(GridView1.DataKeys[e.RowIndex].Values[0].ToString());
int PID = int.Parse(GridView1.DataKeys[e.RowIndex].Values[1].ToString());
//删除操作逻辑代码
}