3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class MyImplementation extends DOMImplementation { function commonfunc() { echo "implementation"; } } $implementation = new MyImplementation(); $doc = $implementation->createDocument(); var_dump($doc->implementation === $implementation);
Output for 5.0.0 - 7.1.0
bool(false)
Output for 4.3.2 - 4.4.9
Fatal error: Class myimplementation: Cannot inherit from undefined class domimplementation in /in/rcf6q on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Class myimplementation: Cannot inherit from undefined class domimplementation in /in/rcf6q on line 2