3v4l.org

run code in 300+ PHP versions simultaneously
<?php $root = new DOMDocument(); $root->loadXML('<article id=""><h1></h1><p></p></article>'); $node = new DOMDocument(); $node->loadXML('<bar>baz</bar>'); $node = $root->importNode($node->documentElement, true); $root->documentElement->appendChild($node); print $root->saveXML();
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
<?xml version="1.0"?> <article id=""><h1/><p/><bar>baz</bar></article>
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 <?xml version="1.0"?> <article id=""><h1/><p/><bar>baz</bar></article>
preferences:
147.82 ms | 402 KiB | 171 Q