3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL | E_STRICT); class MyDOM extends DOMDocument { /** * @param \DOMNode|\DOMNodeList|NULL $context * @return string */ public function saveHTML($context = NULL) { if ($context instanceof \DOMNodeList) { $result = ''; foreach ($context as $node) { $result .= parent::saveHTML($node); } return $result; } return parent::saveHTML($context); } /** * @param \DOMNode|\DOMNodeList|NULL $context * @param int $options * @return string */ public function saveXML($context = NULL, $options = 0) { if ($context instanceof DOMNodeList) { $result = ''; foreach ($context as $node) { $result .= parent::saveXML($node, $options); } return $result; } return parent::saveXML($context, $options); } } $dom = new MyDOM();
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: Return type of MyDOM::saveHTML($context = null) should either be compatible with DOMDocument::saveHTML(?DOMNode $node = null): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/Qpt4h on line 12 Deprecated: Return type of MyDOM::saveXML($context = null, $options = 0) should either be compatible with DOMDocument::saveXML(?DOMNode $node = null, int $options = 0): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/Qpt4h on line 28
Output for 7.2.6 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
Output for 7.1.0 - 7.1.33
Warning: Declaration of MyDOM::saveXML($context = NULL, $options = 0) should be compatible with DOMDocument::saveXML(?DOMNode $node = NULL, $options = NULL) in /in/Qpt4h on line 38
Output for 7.0.0 - 7.0.20
Warning: Declaration of MyDOM::saveXML($context = NULL, $options = 0) should be compatible with DOMDocument::saveXML(DOMNode $node = NULL, $options = NULL) in /in/Qpt4h on line 38
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28
Strict Standards: Declaration of MyDOM::saveXML() should be compatible with DOMDocument::saveXML(DOMNode $node = NULL) in /in/Qpt4h on line 38
Output for 5.3.0 - 5.3.29
Strict Standards: Declaration of MyDOM::saveXML() should be compatible with that of DOMDocument::saveXML() in /in/Qpt4h on line 38
Output for 5.2.6 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Qpt4h on line 13 Strict Standards: Declaration of MyDOM::saveXML() should be compatible with that of DOMDocument::saveXML() in /in/Qpt4h on line 38
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Qpt4h on line 13
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/Qpt4h on line 12
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_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/Qpt4h on line 12
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/Qpt4h on line 12
Process exited with code 255.
preferences:
277.74 ms | 401 KiB | 386 Q