From the course: Web Programming Foundations
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Metadata and purpose
- [Instructor] In addition to the standard content and markup, all web documents contain metadata that further describes the document and it's contents. Some of this metadata provides a literal description of the document and what it contains. This data is typically found in the head section of the document. Other metadata describes sections, elements and contents within the documents, adds structure to the data, and in some cases, describes the behavior of these sections, elements and contents. This includes schema, microformat, ARIA and other tools. All of these tools are designed to do the same thing. To assist humans in finding and accessing the content they are looking for, and to assist clients, search engines and other tools in cleaning meaningful data about the document and it's content, again, to assist human users. In the head section of a standard HTML document you'll find things like the human language the content is written in, the character set used, the text direction…
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