gistfile1.txt

   string(1) "1"
  }
  ["markup"]=>
  string(0) ""
  ["WAPodsubpods"]=>
  array(1) {
    [0]=>
    array(6) {
      ["attributes"]=>
      array(1) {
        ["title"]=>
        string(0) ""
      }
      ["plaintext"]=>
      string(69) "name |

PHP Notice:  Undefined index: WAPodsubpods in /home/sekjun9878/GitProjects/WolframAlpha/Example.php on line 22

<?php

require_once('wa_wrapper/WolframAlphaEngine.php');

function objectToArray ($object) {
    if(!is_object($object) && !is_array($object))
        return $object;

    return array_map('objectToArray', (array) $object);
}

$engine = new WolframAlphaEngine("VUU");

$result = objectToArray($engine->getResults('sekjun9878.info', array('format' => 'plaintext')));
unset($result['rawXML']);
$result = array_values($result);
//var_dump($result[4]);

$output = "";
foreach($result[4] as $value)
{
    var_dump($value["WAPodsubpods"]);
    /*$value = array_values($value);
    var_dump($value[3]);
    $output .= array_values(array_shift(array_values($value)[3]))[2]." | ";*/
}

echo $output;