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<?php $str='<root> <book id="1"> <title id="aaa">...</title> <author>...</author> </book> <book id="2"> <title>...</title> <author>...</author> </book> <book id="3"> <title>...</title> <author>...</author> </book> </root>'; $dom = new DOMDocument; $dom->loadXML($str); $xpath = new DOMXPath($dom); $book = $xpath->query("//book[@id='2']")->item(0); var_dump($book->innerHTML); //$html = $dom->saveXML($book); //print_r($html); ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined property: DOMElement::$innerHTML in /in/qef15 on line 21 NULL
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined property: DOMElement::$innerHTML in /in/qef15 on line 21 NULL
Output for 7.3.32 - 7.3.33
NULL
preferences:
216.7 ms | 401 KiB | 288 Q