data = array(); $std->error = true; if (isset($OrderClass)) { $is_sel1_valid= $OrderClass->is_bc_valid($bc1, 1, null); $is_sel2_valid= $OrderClass->is_bc_valid($bc2, null, 1); if (!$is_sel1_valid || !$is_sel2_valid) { return; } $data = $OrderClass->tx_data($bc1, $bc2, 1); if (!empty($data)) { if (isset($data->b_amount)) { $data->b_amount = round_it($data->b_amount); } $std->data = $data; $std->error = false; } } echo json_encode($std); } else { return false; }