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<?php $responses = array('tok1' => '<Order> <OrderID>112</OrderID> </Order>', 'tok2' => '<Order> <OrderID>390</OrderID> </Order>', 'tok3' => '<Order> <OrderID>162</OrderID> </Order>', 'tok4' => '<Order> <OrderID>372</OrderID> </Order>'); $auth_tokens = array('tok1', 'tok2', 'tok3', 'tok4'); $xmlstr = ''; foreach($auth_tokens as $auth_token) { // 4 iterations in loop $response = $responses[$auth_token]; // API xml response $xmlstr .= $response; // add response to XML } $xml = simplexml_load_string("<Orders>$xmlstr</Orders>"); header('content-type: text/xml'); echo $xml->asXML();
Output for 5.6.38 - 7.3.0rc3
<?xml version="1.0"?> <Orders><Order> <OrderID>112</OrderID> </Order><Order> <OrderID>390</OrderID> </Order><Order> <OrderID>162</OrderID> </Order><Order> <OrderID>372</OrderID> </Order></Orders>