Online PHP editor | output for OkbQW

<?php class DOMExtract extends DOMDocument { private $source; private $dom; public function __construct() { libxml_use_internal_errors(true); $this->preserveWhiteSpace = false; $this->strictErrorChecking = false; $this->formatOutput = true; } public function setSource($source) { $this->source = $source; return $this; } public function getInnerHTML($tag, $id=null, $nodeValue = false) { if (empty($this->source)) { throw new Exception('Error: Missing $this->source, use setSource() first'); } $this->loadHTML($this->source); $tmp = $this->getElementsByTagName($tag); $ret = null; foreach ($tmp as $v) { if ($id !== null) { $attr = explode('=', $id); if ($v->getAttribute($attr[0]) == $attr[1]) { if ($nodeValue == true) { $ret .= trim($v->nodeValue); } else { $ret .= $this->innerHTML($v); } } } else { if ($nodeValue == true) { $ret .= trim($v->nodeValue); } else{ $ret .= $this->innerHTML($v); } } } return $ret; } public function innerHTML($dom) { $ret = ""; foreach ($dom->childNodes as $v) { $tmp = new DOMDocument(); $tmp->appendChild($tmp->importNode($v, true)); $ret .= trim($tmp->saveHTML()); } return $ret; } } $html = ' <h3>HTML Table Example</h3> <div> <table id="customers"> <tr> <th>Company</th> <th>Contact</th> <th>Country</th> </tr> <tr> <td>Alfreds Futterkiste</td> <td>Maria Anders</td> <td>Germany</td> </tr> <tr> <td>Centro comercial Moctezuma</td> <td>Francisco Chang</td> <td>Mexico</td> </tr> <tr> <td>Ernst Handel</td> <td>Roland Mendel</td> <td>Austria</td> </tr> <tr> <td>Island Trading</td> <td>Helen Bennett</td> <td>UK</td> </tr> <tr> <td>Laughing Bacchus Winecellars</td> <td>Yoshi Tannamuri</td> <td>Canada</td> </tr> <tr> <td>Magazzini Alimentari Riuniti</td> <td>Giovanni Rovelli</td> <td>Italy</td> </tr> </table> </div>'; $dom = new DOMExtract(); $dom->setSource($html); echo ' <table cellspacing="0" cellpadding="3" border="0" width="100%">', //match and return only tables inner content with id=customers $dom->getInnerHTML('table', 'id=customers'), //match all tables inner content //$dom->getInnerHTML('table'), '</table>';