constraint

constraint — A constraint in an EBNF production

Synopsis

Content Model

constraint ::=
EMPTY

Attributes

Common attributes

Name	Type	Default
linkend	IDREF	Required

Description

This element is only available if you are using the EBNF Module.

A Constraint is a cross-reference to a description of a constraint that cannot be expressed in the grammar (generally logical rather than syntactic constraints).

Parents

These elements contain constraint: production.

Attributes

linkend

FIXME:

Examples

For examples, see productionset.