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run code in 200+ php & hhvm versions
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<?php function array_to_xml($data, &$xml_data) { foreach ($data as $key => $value) { if (is_array($value)) { if (is_numeric($key)){ $key = 'item'.$key; //dealing with <0/>..<n/> issues } $subnode = $xml_data->addChild($key); array_to_xml($value, $subnode); } else { $xml_data->addChild("$key",htmlspecialchars("$value")); } } } $requestResult = <<<EOT { "name": "Benjamin Clementine", "mbid_id": "578e5d1c-be21-4158-b147-30aad67f207d", "albums": { "68e65535-f133-408d-93dd-205e9555eaa5": { "albumcover": [ { "id": "172070", "url": "http://assets.fanart.tv/fanart/music/578e5d1c-be21-4158-b147-30aad67f207d/albumcover/at-least-for-now-55b74dfa59411.jpg", "likes": "0" } ] } } } EOT; $decodedResult = json_decode($requestResult, true); $xmlELement = new SimpleXMLElement('<?xml version="1.0"?><root/>'); array_to_xml($decodedResult, $xmlElement); print_r($xmlElement->xpath('//albumcover/url'));
based on 44k13
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to a member function addChild() on null in /in/Ok8ZH:12 Stack trace: #0 /in/Ok8ZH(38): array_to_xml(Array, NULL) #1 {main} thrown in /in/Ok8ZH on line 12
Process exited with code 255.
Output for 5.6.8 - 5.6.28
Fatal error: Call to a member function addChild() on null in /in/Ok8ZH on line 12
Process exited with code 255.
Output for 5.3.19 - 5.5.35
Fatal error: Call to a member function addChild() on a non-object in /in/Ok8ZH on line 12
Process exited with code 255.