Hi Metabele,
> The filters themselves don't impose uniqueness -- items are, however,
> dominantly appended. If I wish to add an item, and an instance of that item
> already occurs in the list, then that instance will be removed the moment
> the second 'copy' gets added. Don't know if this is due only to
> the $tw.utils.stringifyList function. Anyway, this must be fixed
> elsewhere, and has nothing to do with my widget, or the filters themselves.
It's simply how the "add an item by its title" filter works... add to the
end, remove before.
Not a genereral rule, more of a filter operator specific peculiarity, I
believe.
One of those things the examples don't show,.. but thorough testng will.
{{{ 1 2 3 2 1 2 3 2 1 }}}
Best wishes,
— tb
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