Online PHP editor | refs for o6aUs

<?php $html = <<<HTML <p><a rel="nofollow" class="external text" href="http://10.20.0.30:1234/index.php/this_is_an_example.html">How_to_sample.</a></p> HTML; $dom = new DOMDocument; $dom->loadHTML($html, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD); foreach($dom->getElementsByTagName('a') as $a) { $a->setAttribute('href', str_replace('_', '%20', $a->getAttribute('href'))); } echo $dom->saveHTML();