- * @param output array. xml output options. can be null. details below:
- *
- * output_type: return data as either php native data types or xml
- * encoded. ifphp is used, then the other values are ignored. default = xml
- * verbosity: determine compactness of generated xml. options are
- * no_white_space, newlines_only, and pretty. default = pretty
- * escaping: determine how/whether to escape certain characters. 1 or
- * more values are allowed. If multiple, they need to be specified as
- * a sub-array. options are: cdata, non-ascii, non-print, and
- * markup. default = non-ascii | non-print | markup
- * version: version of xml vocabulary to use. currently, three are
- * supported: xmlrpc, soap 1.1, and simple. The keyword auto is also
- * recognized to mean respond in whichever version the request came
- * in. default = auto (when applicable), xmlrpc
- * encoding: the encoding that the data is in. Since PHP defaults to
- * iso-8859-1 you will usually want to use that. Change it if you know
- * what you are doing. default=iso-8859-1
- *
- * example usage
- *
- * $output_options = array('output_type' => 'xml',
- * 'verbosity' => 'pretty',
- * 'escaping' => array('markup', 'non-ascii', 'non-print'),
- * 'version' => 'xmlrpc',
- * 'encoding' => 'utf-8'
- * );
- * or
- *
- * $output_options = array('output_type' => 'php');