Online PHP editor | output for eWEQV

Output for 5.2.4 - 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 - 7.2.33, 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 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: Warning: SimpleXMLElement::addChild(): Cannot add child. Parent is not a permanent member of the XML tree in /in/eWEQV on line 4 Warning: SimpleXMLElement::addChild(): Cannot add child. Parent is not a permanent member of the XML tree in /in/eWEQV on line 5 <?xml version="1.0" encoding="UTF-8"?> <response/>
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Warning: SimpleXMLElement::addChild(): Cannot add child. Parent is not a permanent member of the XML tree in /in/eWEQV on line 4 Warning: SimpleXMLElement::addChild(): Cannot add child. Parent is not a permanent member of the XML tree in /in/eWEQV on line 5 <?xml version="1.0" encoding="UTF-8"?> <response/>
Output for 5.1.3 - 5.1.6, 5.2.0 - 5.2.3: <?xml version="1.0" encoding="UTF-8"?> <response/>
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.2: Fatal error: Call to undefined method SimpleXMLElement::addChild() in /in/eWEQV on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9: Fatal error: Cannot instantiate non-existent class: simplexmlelement in /in/eWEQV on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1: Fatal error: Cannot instantiate non-existent class: simplexmlelement in /in/eWEQV on line 3