Hi Philip

Still a random filter(s) might be used on lists, yes?  One could think of
> four such filters, pick N at random, remove N at random, pick N at random
> with replacement, and randomize .
>

There are some subtle assumptions that filter execution is deterministic
(ie, a given filter string will evaluate to the same list every time it is
executed in the context of the same tiddler store values). For example, the
list widget re-evaluates the filter each time it is refreshed, and detects
changes to the list. If there were a randomising filter operator then the
filter would be deemed to have changed every time, leading to continuous
repeated refreshing of the list widget content.

Best wishes

Jeremy.



-- 
Jeremy Ruston
mailto:[email protected]

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