constraintdef

constraintdef — The definition of a constraint in an EBNF production.

Synopsis

constraintdef ::= [-]

Additional Constraints

  • If this element is the root element, it must have a version attribute.

Description

A constraintdef contains a description of a constraint that cannot be expressed in the grammar (generally logical rather than syntactic constraints).

Processing expectations

Formatted as a displayed block.

Last revised by Norman Walsh on (git hash: c3457cab689d8fd89ba4252de204cf9a14e40acd 6a501344525f32f9834f0e4a5c3c3f8131803fa4 47fe34b28bad7941a61b9c1c17d47f6eed36cd04)