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<?php $doc = new DOMDocument(); $doc->loadHTML('<html><body bar="">Test<br></body></html>'); var_export([ 'foo' => $doc->getElementsByTagName('body')[0]->getAttribute('foo'), 'bar' => $doc->getElementsByTagName('body')[0]->getAttribute('bar'), ]);
Output for 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array ( 'foo' => '', 'bar' => '', )

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