Online PHP editor | output for UQYTG

@ 2019-03-01T06:36:00Z

<?php

$doc = new DOMDocument;
$doc->loadHTML('<html><body id="x"><div id="y"></div></body></html>');
$body = $doc->getElementById('x');
$div = $doc->getElementById('y');
$body->removeChild($div);
echo '1: ' . ( $doc->getElementById('y') ? $doc->getElementById('y')->tagName : 'null' ) . PHP_EOL;
$div->setIdAttribute( 'id', true );
echo '2: ' . ( $doc->getElementById('y') ? $doc->getElementById('y')->tagName : 'null' ) . PHP_EOL;

Output for 8.1.21 - 8.1.28, 8.2.8 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7: 1: null 2: null
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 1: null 2: null
Output for 7.4.25 - 7.4.33, 8.0.12 - 8.0.30, 8.1.0 - 8.1.20, 8.2.0 - 8.2.7: 1: div 2: div
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.24, 8.0.0 - 8.0.11: 1: div 2: null

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