query("SELECT * FROM vehicle WHERE customer_id='$cid'"); $json_data=[]; while ($row = $customers->fetchArray()) { //print_r($row); $details = [ "Customer_Id" => $row['customer_id'], "Id" => $row['id'], "Number" => $row['number'], ]; //here pushing the values in to an array array_push($json_data,$details); } $json_data_all = ["data" => $json_data]; $myfile = fopen("api/v1/Customers/vehicles.txt", "w+") or die("Unable to open file!");; fwrite($myfile,json_encode($json_data_all, JSON_PRETTY_PRINT)); fclose($myfile); } ?>