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<?php class MyDOMDocument extends DOMDocument { const HTML_EXPORT_CHILDREN = 1; public function saveHTML($node = null, $flags = 0) { $result = ''; if ($node === null) { $node = $this->documentElement; } if ($flags & self::HTML_EXPORT_CHILDREN) { foreach ($node->childNodes as $child) { $result .= parent::saveHTML($child); } } else { $result = parent::saveHTML($node); } return $result; } } $html = <<<HTML <div> <div>hello</div> <div>world</div> </div> HTML; $doc = new MyDOMDocument; $doc->loadHTML($html, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD); echo $doc->saveHTML();
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: Return type of MyDOMDocument::saveHTML($node = null, $flags = 0) should either be compatible with DOMDocument::saveHTML(?DOMNode $node = null): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/oWkrU on line 7 <div> <div>hello</div> <div>world</div> </div>
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
<div> <div>hello</div> <div>world</div> </div>
Output for 5.3.6 - 5.3.29
Notice: Use of undefined constant LIBXML_HTML_NOIMPLIED - assumed 'LIBXML_HTML_NOIMPLIED' in /in/oWkrU on line 35 Notice: Use of undefined constant LIBXML_HTML_NODEFDTD - assumed 'LIBXML_HTML_NODEFDTD' in /in/oWkrU on line 35 Warning: DOMDocument::loadHTML() expects exactly 1 parameter, 2 given in /in/oWkrU on line 35
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.1, 5.1.3 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.5
Notice: Use of undefined constant LIBXML_HTML_NOIMPLIED - assumed 'LIBXML_HTML_NOIMPLIED' in /in/oWkrU on line 35 Notice: Use of undefined constant LIBXML_HTML_NODEFDTD - assumed 'LIBXML_HTML_NODEFDTD' in /in/oWkrU on line 35 Warning: DOMDocument::loadHTML() expects exactly 1 parameter, 2 given in /in/oWkrU on line 35 Warning: DOMDocument::saveHTML() expects exactly 0 parameters, 1 given in /in/oWkrU on line 20
Output for 5.1.2
Notice: Use of undefined constant LIBXML_HTML_NOIMPLIED - assumed 'LIBXML_HTML_NOIMPLIED' in /in/oWkrU on line 36 Notice: Use of undefined constant LIBXML_HTML_NODEFDTD - assumed 'LIBXML_HTML_NODEFDTD' in /in/oWkrU on line 36 Warning: DOMDocument::loadHTML() expects exactly 1 parameter, 2 given in /in/oWkrU on line 36 Warning: DOMDocument::saveHTML() expects exactly 0 parameters, 1 given in /in/oWkrU on line 20
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/oWkrU on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/oWkrU on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/oWkrU on line 5
Process exited with code 255.

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