Doing some WXR export file hacking/generation to import some html tabular data as custom post types in WordPress.
The WXR format is based on the Really Simple Syndication or Rss specification which is a very popular dialect of XML. It has been designed as a syndication format for websites who wish to share and serialise some of their data.
Tricky to deal with can be the RSS
If you’d like to convert/view your date in PHP, try
strftime("%a, %d %b %Y %H:%M:%S %z")
If you’re working from a csv, here’s how to convert/display this format in Excel:
Number -> Custom -> Type: ddd, dd mmm yyyy h:mm:ss "+0000" (where “+0000″ is your GMT offset).