Online PHP editor | refs for PueTY

<?php //this code will append a &mobileapp to every https://example.com url and http://foobar.com url ob_start(function($buffer){ $append = 'mobileapp'; $doc = new DOMDocument(); $doc->loadHTML($buffer); $xpath = new DOMXpath($doc); $elements = $xpath->query('//*[@href OR @src OR @action]'); if (is_null($elements)) { //nothing to replace return $buffer; } foreach ($elements as $element) { } return $buffer; }); ?> <html> <head> </head> <body> http://foobar.com http://www.example.com/~hillybilly/foobar.php silly silly </body> </html> <?php ob_end_flush();