DataGridView删除多行

 //删除多行            try            {                if (MessageBox.Show("确认删除?", "提  示", MessageBoxButtons.OKCancel, MessageBoxIcon.Question) == DialogResult.OK)                {                    for (int i = this.dgv_Log.SelectedRows.Count; i > 0; i--)                    {                        string id = dgv_Log.SelectedRows[i - 1].Cells["ID"].Value.ToString();                        Core.User.DeleteLog(id);                        dgv_Log.Rows.RemoveAt(dgv_Log.SelectedRows[i - 1].Index);                    }                    MessageBox.Show("删除成功！！");                }     }    catch (Exception ex)     {             MessageBox.Show("删除失败！！！");    }