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grammarware edited this page Jan 18, 2013 · 5 revisions

An undefined nonterminal is resolved by this operator. The nonterminal must be in use. The introduce operator should be used when a fresh nonterminal is to be defined. The addV operator should be used when an existing definition is to be extended.

Syntax

define:
        production+

Relevant files

See also

  • Extract is a part of XBGF

Contributors

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