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run code in 150+ php & hhvm versions
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<?php class MySimpleXMLElement extends SimpleXMLElement { public function appendXML($append) { if ($append) { if (strlen(trim((string)$append)) == 0) { $xml = $this->addChild($append->getName()); } else { $xml = $this->addChild($append->getName(), (string)$append); } foreach ($append->children() as $child) { $xml->appendXML($child); } foreach ($append->attributes() as $n => $v) { $xml->addAttribute($n, $v); } } } } $currentPayment = new SimpleXMLElement('<payment></payment>'); $currentPayment->addChild('creditCard'); $currentPayment->creditCard->addChild('cardNumber', 'XXXX0027'); $currentPayment->creditCard->addChild('expirationDate', 'XXXX'); $paymentProfile = new MySimpleXMLElement('<paymentProfile></paymentProfile>'); $paymentProfile->appendXML($currentPayment); echo $paymentProfile->asXML();
based on fM8gk
Output for 5.1.3 - 5.3.29, 5.5.27 - 5.5.38, 5.6.11 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
<?xml version="1.0"?> <paymentProfile><payment><creditCard><cardNumber>XXXX0027</cardNumber><expirationDate>XXXX</expirationDate></creditCard></payment></paymentProfile>
Output for 5.4.0 - 5.4.27, 5.5.0 - 5.5.11, hhvm-3.10.0
<?xml version="1.0"?> <paymentProfile><payment><creditCard/></payment></paymentProfile>
Output for 5.4.28 - 5.4.45, 5.5.12 - 5.5.26, 5.6.0 - 5.6.10
<?xml version="1.0"?> <paymentProfile><payment><creditCard><expirationDate>XXXX</expirationDate></creditCard></payment></paymentProfile>
Output for 5.0.0 - 5.1.2
Fatal error: Call to undefined method SimpleXMLElement::addChild() in /in/8kEfd on line 27
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/8kEfd on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/8kEfd on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/8kEfd on line 6
Process exited with code 255.