3v4l.org

run code in 300+ PHP versions simultaneously

@ 2017-01-29T06:01:42Z

<?php


$html_string = <<<STR
<p>paragraph
    <a>link</a>
</p>
<div class="myclass">
    <div>something</div>
    <div style="mystyle">something</div>
    <b><a href="#">link</a></b>
    <b><a href="#" name="a name">link</a></b>
    <b style="color:red">bold</b>
    <img src="../path" alt="something" />
    <img src="../path" alt="something" class="myclass" />
</div>
STR;



$dom = new DOMDocument;                 // init new DOMDocument
$dom->loadHTML(mb_convert_encoding($html_string, 'HTML-ENTITIES', 'UTF-8'), LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD);
$xpath = new DOMXPath($dom);
$nodes = $xpath->query('//@*');
foreach ($nodes as $node) {             
    if($node->nodeName != "src" && $node->nodeName != "href" && $node->nodeName != "alt") {
        $node->parentNode->removeAttribute($node->nodeName);
    }
}

echo $dom->saveHTML();                  // output cleaned HTML

Output for 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: Deprecated: mb_convert_encoding(): Handling HTML entities via mbstring is deprecated; use htmlspecialchars, htmlentities, or mb_encode_numericentity/mb_decode_numericentity instead in /in/Eomdi on line 22 <p>paragraph <a>link</a> <div> <div>something</div> <div>something</div> <b><a href="#">link</a></b> <b><a href="#">link</a></b> <b>bold</b> <img src="../path" alt="something"> <img src="../path" alt="something"> </div></p>
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34: <p>paragraph <a>link</a> <div> <div>something</div> <div>something</div> <b><a href="#">link</a></b> <b><a href="#">link</a></b> <b>bold</b> <img src="../path" alt="something"> <img src="../path" alt="something"> </div></p>

preferences:dark modelive previewkey bindings

122.81 ms | 2080 KiB | 4 Q