(((meta (@ (content . "IdentifierSet Key Type") (name . "title"))) (meta (@ (content . "manual") (name . "role"))) (meta (@ (content . "#manual #meta #reference #zettel #zettelstore") (name . "tags"))) (meta (@ (content . "zmk") (name . "syntax"))) (meta (@ (content . "00001006030000 00001007720300 00001012931200") (name . "back"))) (meta (@ (content . "00001006030000 00001006032500 00001007720300 00001012931200") (name . "backward"))) (meta (@ (content . "1") (name . "box-number"))) (meta (@ (content . "(c) 2020-present by Detlef Stern ") (name . "copyright"))) (meta (@ (content . "20210212135017") (name . "created"))) (meta (@ (content . "00001006032000 00001006032500 00001006033500 00001006050000") (name . "forward"))) (meta (@ (content . "en") (name . "lang"))) (meta (@ (content . "EUPL-1.2-or-later") (name . "license"))) (meta (@ (content . "20230419175551") (name . "modified"))) (meta (@ (content . "20230419175551") (name . "published"))) (meta (@ (content . "public") (name . "visibility")))) (p "Values of this type denote a (sorted) set of " (a (@ (href . "00001006050000")) "zettel identifier") ".") (p "A set is different to a list, as no duplicate values are allowed.") (h2 (@ (id . "allowed-values")) "Allowed values") (p "Must be at least one sequence of 14 digits (" (@L (@H "“") "0" (@H "”")) "–" (@L (@H "“") "9" (@H "”")) "), separated by space characters.") (h2 (@ (id . "query-comparison")) "Query comparison") (p "A value matches an identifier set value, if the value matches any of the identifier set values.") (p "For example, " (@L (@H "“") "000010060325" (@H "”")) " is a prefix " (@L (@H "“") (a (@ (href . "00001006032000")) "00001006032000") " " (a (@ (href . "00001006032500")) "00001006032500") (@H "”")) ".") (h2 (@ (id . "sorting")) "Sorting") (p "Sorting is done by comparing the " (a (@ (href . "00001006033500")) "String") " values."))