gistfile1.php

<?php

$db_params = new stdClass();
  $db_params->host = "localhost";
  $db_params->user = "Matt";
  $db_params->pass = "";
  $db_params->database = "parks";
  $db_params->query = "SELECT * FROM currentQueue ORDER BY arrive ASC";

$db = mysqli_init();
$conn = $db->real_connect($db_params->host,
                          $db_params->user,
                          $db_params->pass,
                          $db_params->database);

if (!$conn) {
  die("Failed to connect to MySQL: " . $db->error);
}

$query = $db->query($db_params->query);
if(!$query) {
  return;
}
$results = array();
foreach ($query->fetch_all(MYSQLI_ASSOC) as $row) {
  $rowArray = array();
  foreach ($row as $col => $value) {
    $rowArray[$col] = $value;
  }
  $results[] = $rowArray;
}

echo json_encode ($results, JSON_PRETTY_PRINT) . "\n";