gistfile1.php

function respond(array $data = null, $code, $message, array $headers = array()) {
        header('HTTP/1.1 ' . $code . ' ' . $message);
        header('Content-type: application/json');
        foreach ($headers as $k => $v) {
                header("$k: $v");
        }
        print json_encode($data, JSON_NUMERIC_CHECK);
        exit;
}