A.2 Lexical Type Definition Requirements (LTDR)

A.2.2 Lexical model notations

Any lexical model notation may be used to define lexical types. The following is a non-mandatory starter set of lexical modeling languages, one of which, HyLex, is then defined.

                <!-- HyTime Lexical Model Notation -->
<![ %HyLex; [
<!notation
   HyLex          -- HyTime lexical model notation --
                  -- Clause: A.2.2 --

   PUBLIC "ISO/IEC 10744:1997//NOTATION
           HyTime lexical model notation (HyLex)//EN"

-- Attributes: HyLex --
-- CommonAttributes: altreps, included, superdcn --
>
<!attlist #NOTATION
   HyLex          -- HyTime lexical model notation --
                  -- Clause: A.2.3 --

   norm           -- Normalization --
      (norm|unorm)
      norm
>
]]><!-- HyLex -->

              <!-- POSIX Regular Expression Notation -->
<![ %REGEX; [
<!notation
   REGEX          -- POSIX regular expression notation --

   PUBLIC "ISO/IEC 9945-2:1992//NOTATION
           POSIX Regular Expression Notation//EN"
>
<!attlist #NOTATION
   REGEX          -- POSIX regular expression notation --

   case           -- Case sensitivity --
                  -- Case sensitive match (case) or case insensitive
                     match (icase) --
      (case|icase)
      case
>
]]><!-- REGEX -->

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			Copyright © 1992, 1997 International Organization for Standardization. All rights reserved. This electronic document is for use during development and review of International Standards. Official printed copies of International Standards can be purchased from the ISO and the national standards organization of your country.
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