Works like a charm, muchas gracias! And thanks for the helpfull
coments.
Cheers
Reto
On Jan 5, 11:23 am, Eric Shulman <elsdes...@gmail.com> wrote:
> > <<forEachTiddler where
> > 'tiddler.tags.sort().join("]]").contains(new RegExp("....\-..
> > \-..","gm"))'
>
> > Date tags with format "YYYY-0MM-0DD" should be found. As far as I
> > understood the tag array is converted to a string after the join but I
> > obviously do not understand how to apply the RegExp function to it ...
>
> To test a text string against a regular expression, you can use
> the .match() method of the string, passing the regexp as an argument:
>
> var foo="some text";
> if (foo.match(/some regexp/)) { ... }
>
> If the pattern is found within the string, match() returns an *array*,
> where match[0] is the complete matched text, and match[1..n] contain
> matches for parenthesized sub-expressions (if any were used in the
> regexp). If no match is found, then match() returns a NULL (==false)
> value.
>
> Try this:
>
> <<forEachTiddler where
> 'tiddler.tags.join(" ").match(/[0-9]{4}-[0-9]{2}-[0-9]{2}/)'
>
> * I used a literal regexp (/.../) instead of creating a new RegExp
> object within the forEachTiddler loop (more efficient).
> * The regexp uses more specific matching (looks for numerics only)
> * Except within the "[0-9]" regexp syntax, "-" is treated literally
> and is not a special symbol. It doesn't need backslash-quoting to be
> matched.
> * The tags don't need to be sorted, since you are matching across the
> whole set of tags at once
> * The tags are joined with " " rather than "]]".
>
> enjoy,
> -e
> Eric Shulman
> TiddlyTools / ELS Design Studios
>
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