While your answer is a tad bit condescending, I went to the wiki. I can say it is sparse and not that informative when someone is looking for details. I think the ACDL is a half finished product and the ext is about the same.  When installed OOTB with core components nothing in this guide helps and ...

The page you specified no longer exists. The files you point to do not cover all the functions listed. For example FormatCurrency (<number>, <currency>) What are the values that are valid for <currency>? I have triedn US, us, en-us, C0 etc