function makePromoCodes($num = 10, $exp_date = 3) { $code_exp_date = time() + 86400 * $exp_date; $pr = new PlaceOrder(); for ($i = 0; $i <= $num; $i++) { $code = $pr->generateRandomString(); $query = "insert into mdl_promo_code " . "(code,active,expire_date) " . "values ('" . $code . "',\n '1', \n '" . $code_exp_date . "')"; echo "Query: " . $query . "<br/>"; $this->db->query($query); } }