The kitcommand ~~ page_modified_by ~~ return the display name of the user who has last modified the current page or the page with the given PAGE_ID.
All parameters are optional.
By default the kitCommand will show the modification date and time for the current page.
You can specify an PAGE_ID:
~~ page_modified_by page_id[123] ~~
will show the date and time for the page with the PAGE_ID 123.
By default page_modified_by will use the locale of the current page to translate the result - unknown -, you can specify another locale:
~~ page_modified_by locale[it] ~~
will try to translate into it (Italian). The locale file must exists.