On Jun 9, 2013, at 9:12 PM, Enrico Colombini <erix@erix.it> wrote: > (by the way, if I remember correctly, once upon a time (Lua 4?) there was a magical 'n' field in arrays). Yeah, looks like 'n' has even made a sneaky comeback in 5.2... :D http://www.lua.org/manual/5.2/manual.html#pdf-table.pack