The Standard Generalized Markup Language (ISO 8879:1986 SGML) is an ISO The International Organization for Standardization , widely known as ISO (pronounced /ˈaɪsoʊ/), is an international-standard-setting body composed of representatives from various national standards organizations. Founded on 23 February 1947, the organization promulgates worldwide proprietary industrial and commercial standards. It has its-standard technology for defining generalized markup languages A markup language is a system for annotating a text in a way which is syntactically distinguishable from that text. Examples include revision instructions by editors, traditionally written with a blue pencil on authors' manuscripts, typesetting instructions such those found in troff and LaTeX, and structural markers such as XML tags. Markup is for documents. ISO 8879 Annex A.1 defines generalized markup:
Generalized markup is based on two novel postulates:
- Markup should describe a document's structure and other attributes, rather than specify the processing to be performed on it, as descriptive markup need be done only once, and will suffice for future processing.
- Markup should be rigorous so that the techniques available for processing rigorously-defined objects like programs and data bases, can be used for processing documents as well.
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First of all, with the rise of XML (and previously SGML ) there is such a thing as "structured content," and it's increasingly important, though not what I ...
