griew实现批量删除

 //实现批量删除
    protected void btnpliang_Click(object sender, EventArgs e)
    {
        //循环判断checkbox的选中情况
        for (int i = 0; i < griew.Rows.Count; i++)
        {
            CheckBox ck = (CheckBox)(griew.Rows[i].FindControl("CheckBox1"));

            //若选中，执行删除操作
            if (ck.Checked)
            {
                int id = Convert.ToInt32(griew.DataKeys[i].Value);
                string sql = "delete from BBS_Reply where ReplyID=" + id;
                clsMySql.ExecuteNonQuery(sql);
            }
        }
        Bind();
    }