Like button - XFBML or Iframe
问题 I'm about to incorporate Like buttons into my web site - it'll be the first time I've incorporated Facebook fubctionality - and would like some guidance on whether to use the XFBML option or the Iframe option. It seems as though XFBML offers more flexibilty for the future, but a) are there any disadvantages to this approach, and b) is the HTML5 compliant version better still? Thanks. 回答1: If you want it quick and non-intrusive code in your website use IFrame, but the SEO could be affected. If