XMLWriter::flush xmlwriter_flush Flush current buffer &reftitle.description; &style.oop; mixedXMLWriter::flush boolemptytrue &style.procedural; mixedxmlwriter_flush resourcexmlwriter boolemptytrue Flushes the current buffer. &reftitle.parameters; &xmlwriter.xmlwriter.description; empty Whether to empty the buffer or not. Default is &true;. &reftitle.returnvalues; If you opened the writer in memory, this function returns the generated XML buffer, Else, if using URI, this function will write the buffer and return the number of written bytes.