3v4l.org

run code in 300+ PHP versions simultaneously
<?php $html = '<div id="x"><img src="/images/xyz" alt="xyz" /><p>hello world!</p></div>'; $doc = new DomDocument(); $doc->loadHTML($html, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD); $xpath = new DomXPath($doc); $images = $xpath->query('//img'); foreach ($images as $img) { // create a new anchor element $a = $doc->createElement('a'); // copy the img src attribute to the a href attribute $a->setAttribute('href', $img->attributes->getNamedItem('src')->nodeValue); // add the a to the parent $img->parentNode->replaceChild($a, $img); // make the image a child of the <a> element $a->appendChild($img); } echo $doc->saveHTML();
Output for 5.6.38, 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, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
<div id="x"><a href="/images/xyz"><img src="/images/xyz" alt="xyz"></a><p>hello world!</p></div>
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 <div id="x"><a href="/images/xyz"><img src="/images/xyz" alt="xyz"></a><p>hello world!</p></div>

preferences:
171.92 ms | 402 KiB | 204 Q