3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = new DOMDocument; $a->loadXML( '<?xml version="1.0" ?><root><foo>a<bar id="b"></bar></foo></root>' ); $newelement = $a->createElement( 'baz', 'c' ); $newelement->setAttribute( 'whynot', 'whatever' ); $a->firstChild->appendChild( $newelement ); echo $a->saveXML();
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
<?xml version="1.0"?> <root><foo>a<bar id="b"/></foo><baz whynot="whatever">c</baz></root>
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: domdocument in /in/47QRj on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: domdocument in /in/47QRj on line 3