DOMDocument::save Dumps the internal XML tree back into a file &reftitle.description; public intDOMDocument::save stringfilename intoptions Creates an XML document from the DOM representation. This function is usually called after building a new dom document from scratch as in the example below. &reftitle.parameters; filename The path to the saved XML document. options Additional Options. Currently only LIBXML_NOEMPTYTAG is supported. &reftitle.returnvalues; Returns the number of bytes written or &false; if an error occurred. &reftitle.changelog; &Version; &Description; 5.1.0 Added the options parameter &reftitle.examples; Saving a DOM tree into a file formatOutput = true; $root = $doc->createElement('book'); $root = $doc->appendChild($root); $title = $doc->createElement('title'); $title = $root->appendChild($title); $text = $doc->createTextNode('This is the title'); $text = $title->appendChild($text); echo 'Wrote: ' . $doc->save("/tmp/test.xml") . ' bytes'; // Wrote: 72 bytes ?> ]]> &reftitle.seealso; DOMDocument::saveXML DOMDocument::load DOMDocument::loadXML