for (int i = 0; i < dgaddf.Items.Count; i++)
{
DataGridItem item = dgaddf.Items[i];
string it = item.Cells[1].Text.ToString();
TextBox qtyTextBox (TextBox)item.FindControl("txtQ");
TextBox desTextBox=(TextBox)item.FindControl("txtD");
CheckBox addCheckBox = (CheckBox)item.FindControl("Chk1");
if (addCheckBox.Checked)
{
br.createFloRec(it, int.Parse(qtyTextBox.Text), desTextBox.Text, connect1.con); 
// the function that adds data to the DB
}
}