Re: Accessing "external" tables from within LuaExpat callbacks

[Michael Bauroth <Michael.Bauroth@...>]

Interesting part! Just one short question: What does the part

stuff[ #stuff+1 ]

Is the use of # a official part of Lua for the length of the tablearray?

Best Regards
Micha


Elbers, H.P. schrieb:
> A smal example:
>
> #!/usr/bin/env lua
>
> require("lxp")
> local stuff = {}
>
> xmldata="<Top><A/> <B a='1'/> <B a='2'/><B a='3'/><C a='3'/></Top>"
>
> function doFunc(parser, name, attr)
>   if not (name == 'B') then return end
>   stuff[#stuff+1]= attr
> end
>
> local xml = lxp.new{StartElement = doFunc}
> xml:parse(xmldata)
> xml:close()
>
> print(stuff[2].a) 
>
> ==> 2