+"""]]
+[[!if test="enabled(meta)" then="""
+* `meta(title)` - Order according to the `\[[!meta title="foo" sortas="bar"]]`
+ or `\[[!meta title="foo"]]` [[ikiwiki/directive]], or the page name if no
+ full title was set. `meta(author)`, `meta(date)`, `meta(updated)`, etc.
+ also work.
+"""]]