Re: xml and lua again

[Hans Hagen <pragma@wxs.nl>]

On 24-10-2011 19:00, Thomas A. Schmitz wrote:
> On 10/24/2011 02:26 PM, Hans Hagen wrote:
>>> if lxml.att(t, "frame") == "on" then
>>> context("Yes, the frame is really on!")
>>> else
>>> context("Nope, sorry, it's still off.")
>>> end
>>>
>>> I don't really understand what kind of object a call such as lxml.att(t,
>>> "frame") produces.
>>
>> all lxml.* calls print something to tex, so when you're at the lua end
>> and want to stay there you should use the xml.* methods; also, when you
>> have an element, say e then there is an e.at table that has all
>> attributes
>
> OK, excuse me for being particularly thick today: there doesn't seem to
> be xml.att, only xml.attribute, so it should be something like:
>
> function tableinit(t)
> if xml.attribute(t, "/", "frame", "off") == "on" then
> context("Yes, the framestate is really on!")
> else
> context("Nope, sorry, it's still off.")
> end
> end
>
> (if I understand the definition of xml.attribute correctly:
> id,pattern,a,default)?

sure, oryou can play with

if xml.filter(t,".[@frame=on]) then

the x-*.lua show some tricks


Hans



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