FBML + FBJS == XFBML?
问题 I am trying to understand what exactly is the difference between fbml and xfbml! Is XFBML same as FBML combined with java script? 回答1: FBML is a facebook's propriety mark-up language, and originally all app views were static rendered in just FBML. Developers wanted to make their facebook app views more dynamic though, but they couldn't use javscript in FBML, so facebook created FBJS to allow developers to make their pages dynamic. Later, they added support for iframe views, which originally