gridview中获得checkbox选中的行号和另外几种情况获得行号

  protected void CheckBox1_CheckedChanged(object sender, EventArgs e)
    {
        //Response.Write("<script>alert('" + ((CheckBox)sender).ToolTip + "');</script>");
        GridViewRow gvr = (GridViewRow)((CheckBox)sender).Parent.Parent;
        string indexa = GridView1.DataKeys[gvr.RowIndex].Value.ToString();
    }

//自定义模板编辑时

if(e.CommandName == "domnload")
{
   int rowindex = ((GridViewRow)((LinkButton)e.CommandSourece).NamingContainer).RowIndex;
   string id = GridView.DataKey[rowIndex].Value.Tostring();
  
   //dosomething
}