is Operator (Examples): TiddlyWiki Pre-release

is Operator (Examples)

19th January 2015 at 1:46pm

[is[tag]]

[!is[tag]]

[all[shadows]!is[system]]

→ shadow tiddlers that don't start with $:/

[is[system]tag[$:/tags/Stylesheet]]

→ system stylesheets

[all[shadows]is[system]tag[$:/tags/Stylesheet]]

→ shadow system stylesheets

[is[shadow]]

→ overridden shadow tiddlers

[is[missing]]

→ empty because its input contains only tiddlers that exist