Werner,

The exact detail needs to be worked out but I agree with Saq its all doable 
in wikitext. I also use the HTML table tags rather than tiddlywiki table 
markup. As long as you do not break the rules of html tables its easy to 
have a variable number or rows or columns in a table if you wrap that 
element in another and use a list to iterate the items. Boarders and 
setting column title sis a little more tricky but doable

Rather than rowspan you can iterate the cells but display: none; and other 
methods.

Also remember you can use the count widget or count operator to determine 
how many items in a set and use the range operator to iterate them once you 
know.

Effectively you nest list widgets within table elements.

Regards
Tony


On Thursday, 27 August 2020 05:16:30 UTC+10, Werner wrote:
>
> Good evening guys, me again.
>
> I understand that the scope of a variable is defined by the enclosing 
> <$vars> <$set> or <$wikify> widgets. I also understand that any new <$set> 
> widget opens up a new scope, where a variable <myVar> defined in an outer 
> scope would be overridden. I am facing a problem where I would need to 
> access out-of-scope variables (or come up with a completely different 
> approach).
>
> I am still working on a set of double-nested JSON data (using Josh 
> Fontany's JSONmangler plugin). I want to display the content of the data in 
> a table using table cells spanning multiple rows like <td rowspan = "5">. 
> The problem here is, the rowspan is defined by the number of elements in 
> the lowest nested level and I would need it before rendering the table and 
> looping through the array elements fetching the data. So typically, in a 
> garden variety programming language, I would do something as follows:
>
> totalRows = 0
> Loop through Level1
>    nestedRows= Level2.count()
>    totalRows += nestedRows
> End Loop
>
> Could anybody enlighten me, if a construct like this is possible in TW and 
> how I would achieve it?
>
> Two fallback options: 
> - storing the number of elements in the JSON structure (yuck - feels like 
> cheating).
> - throwing the whole JSON data structure at an JS macro. Positive side 
> effect: I would have to dive into it and learn something new.
>
> Thanks for helping me out on this.
> Best, Werner
>
>
>
>
>
>

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