3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $xml = new SimpleXMLElement('<tag thing="true"></tag>'); echo 'An empty SimpleXMLElement is '; var_export((bool) $xml); echo "\n"; $xml = new SimpleXMLElement('<tag>data</tag>'); echo 'A SimpleXMLElement with data is '; var_export((bool) $xml); echo "\n"; $obj = new stdClass(); echo 'An empty stdClass is '; var_export((bool) $obj);
based on 3hWSY
Output for 5.1.2 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
An empty SimpleXMLElement is true A SimpleXMLElement with data is true An empty stdClass is true
Output for 5.0.0 - 5.1.1
An empty SimpleXMLElement is false A SimpleXMLElement with data is true An empty stdClass is true
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: simplexmlelement in /in/odF9o on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: simplexmlelement in /in/odF9o on line 2