<?php $xw = xmlwriter_open_memory(); xmlwriter_start_document($xw, NULL, "UTF-8"); xmlwriter_start_dtd($xw, "root"); xmlwriter_write_dtd_entity($xw, "ent2", "val2"); xmlwriter_end_dtd($xw); xmlwriter_start_element($xw, "root"); xmlwriter_end_document($xw); print xmlwriter_flush($xw, true); print "\n"; $xw = new XMLWriter(); $xw->openMemory(); $xw->startDocument(NULL, "UTF-8"); $xw->startDtd("root"); $xw->writeDtdEntity("c", NULL, 0, "-//W3C//TEXT copyright//EN", "http://www.w3.org/xmlspec/copyright.xml"); $xw->endDtd(); $xw->startElement("root"); $xw->endDocument(); print $xw->flush(true);