Structured Text – Intro / 1

• Structured text usually means that text is:

  • written in some "language" (semantics)
  • compliant with some "grammar" (schema)

• XML (eXtened Markup Language)

  • is the most popular formalism today
  • a standard for encoding text and electronic data
  • human (somewhat) and machine readable
  • simple, open standard, based on experience, extensible, efficient, neutral, ready to use, international, manageable, ...

• 2 formalisms exist for XML grammars

  • DTD (document type definitions)
  • XML schemas = more recent and more powerful formalism http://www.w3.org/XML/Schema

Notes: