Am Sonntag, 2. März 2014 23:12:33 UTC+1 schrieb Mat: > > > > *Filter* > > [tag[important]sort[title]] > Ok, looks fair. Does it make sense to refer to "tag" as a filter, but > "sort" rather as a "modifier" or is there another term, cause it's not a > filter, is it? >
You may, if you want. All of them are "operators" > > > [tag[important]!sort[title]] > I get it, but it seems a bit contrieved that what really reads "not sort" > does a reverse sorting. What's the reasoning behind this? > > I also finf this counter-intuitive. I think ! is used, becaue it was already there. The filter syntax is not for programmers ;) > > > [[one]] [[two]] [[three]] +[tag[tom]] > Is a blank space interpreted as OR iff(!) the space resides between > operands? ... and a space followed by an expressed operator (the +) is just > a space? What's the general rule here? > > The space between the lists (the operator here (title) is missing and the operands are [one], [two] and [three], not [title[one]] rzc) act as a UNION in the set theory sense. > Alternatively, shouldn't there be some kind of surrounding brackets > around the three first operands? > There is no such thing as a surrounding bracket. The "+" means that the following part is applied to the whole left of it - so it acts like a surrounding bracket, I guess. > > > > > [tag[tom]] [tag[harry]] -[[one][two][three]] > Now, suddenly there ARE brackets for the minus sign, > No. It's just another list. See the tom example above. There is the same amount of brackets. -[[one][two][three]] is equivalent to -[title[one]title [two]title[three]] > hmm... > And there are no spaces between one, two, three. Does no space make logic > AND? > No. [something something someting] -> Like an "and" or more like a pipe sequence. "something" is something like "title[one]" or "sort[title]" list list -> OR or "UNION" where "list" is the "[something something...]" stuff from above > Is outer brackets required for this? > Why does "tag" require outer brackets? Shouldn't tag[tom] be enough > (making the word tag holy). > The whole filter stuff is 2 leveled First level are lists "UNION"ed with blank, "AND"ed with "+" and "SUBTRACT"ed with "-" in the lists we have the filter operators which filter and optionally sort the list elements. > > > [[MyTiddler]tags[]] > Is this a *special* command or could someone explain how this translates > into the explanation on the right. > Does tags[] mean "all existing tags"? > All tags of "MyTiddler" > And does "written directly after and without space" (in this case > referring the position of "tags[]") generally mean that we're talking about > something concerning what is written before it (in this case [MyTiddler])? > Must it be an operator written after? > Not exactly sure. > > > [[MyTiddler]tagging[]] > Isn't this the same as [tag[MyTiddler]] ? > No. > If this means "All tiddlers being tagged with MyTiddler" then why does the > name "tagging" make more sense than the name "tagged". > > Maybe "Mytiddler is tagging…" I'm also only guessing ;) -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/tiddlywiki. For more options, visit https://groups.google.com/groups/opt_out.
