- const TYPE_HTML = 'html';
- const TYPE_XML = 'xml';
- const TYPE_JSON = 'json';
- const TYPE_ATOM = 'atom';
- const TYPE_RSS = 'rss';
+ const TYPE_HTML = 'html';
+ const TYPE_XML = 'xml';
+ const TYPE_JSON = 'json';
+ const TYPE_ATOM = 'atom';
+ const TYPE_RSS = 'rss';
+ const TYPE_BLANK = 'blank';