The attribute xml:id identifies an entity described within an element. Must be unique within a given file. Must consist only of word characters.

Formal Definition

Defined at: TAN-core.rng

Used by: ~defn-id-ref-opt, ~source-id-opt, ~defn-morph, ~defn-lexi, ~alignment-attributes-non-class-2, ~id-option, ~inclusion-item, ~defn-pattern-id, ~defn-alias, ~defn-period, ~defn-relationship


@xml:id values may not be repeated in the same document.


Id values for features must be case-indifferently unique within a given category.