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run code in 300+ PHP versions simultaneously
<?php $emptyXml = simplexml_load_string('<root />'); $xml = simplexml_load_string('<root>foo</root>'); var_dump(!$emptyXml, empty($emptyXml)); var_dump(!$xml, empty($xml));
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
bool(true) bool(true) bool(false) bool(false)
Output for 5.0.0 - 5.0.5
bool(true) bool(false) bool(false) bool(false)
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: simplexml_load_string() in /in/74Tc4 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: simplexml_load_string() in /in/74Tc4 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: simplexml_load_string() in /in/74Tc4 on line 3

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