Document Type Definition


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Document Type Definition

[′däk·yə·mənt ‚tīp ‚def·ə‚nish·ən]
(computer science)
In Standard Generalized Markup Language, a file that specifies the tags in a particular document and the relationships among the fields that they represent. Abbreviated DTD.

Document Type Definition

(text, standard)
(DTD) The definition of a document type in SGML or XML, consisting of a set of mark-up tags and their interpretation.

Docbook DTD home.

XML DTD Tutorial.
References in periodicals archive ?
Displays user interface according to key field values from the document type definition
The EIM import module includes data verification and consistency checks outlined in the Document Type Definition (DTD) for Stage 2a, as well as forms for viewing the data in the imported SEDD file.
Additionally, Vasont Systems markets a variety of services, including data analysis and modeling, document type definition (DTD) writing, and Vasont software training services.
By adding mechanisms for strong data validation, inheritance and other object-oriented structures not present in the document type definition (DTD), developers can have a more efficient way to visually model e-business solutions.
quark allows users to tag the content of QuarkXPress documents and then extract it into XML using a Document Type Definition (DTD) as the blueprint for the data structure.
Nested styles simplifies the tedious, error prone task of text formatting, while built-in Document Type Definition (DTD) support for XML validation helps publishers automate layout tasks and repurpose content more easily.
This guide explains the rules for constructing extensible markup language (XML) documents, introduces document type definitions (DTDs) and XML schemas, discusses strategies for storing and retrieving XML documents, and describes programming with the document object model (DOM) and simple API for XML (SAX).
It's a value-priced XML development environment for home and student users, featuring toots for XML, XSL, XSLT, XML Schema and Document Type Definitions.
The fact remains that since it is extensible, XML comes in many flavors, often differentiated from another by document type definitions, also called DTDs.
TIBCO Software Inc has introduced an upgrade of XML Authority, its system for developing, creating, converting and validating XML schemas and document type definitions.
Martin Hardwick, President of STEP Tools, described the use of XML Document Type Definitions to add or extract subsets of data to or from a shared STEP database.
Dave Hollander, director of interoperability for CommerceNet and co-author of the XML Spec for the World Wide Web Consortium (W3C), explains that the eCo Framework is a series of ten XML document type definitions (DTDs) which merchants can use in order to simplify resource discovery.

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