<prolog>

The prolog contains metadata about the topic, for example, author information or subject category.

Content model

<titlealt>*, <author>*, <source>?, <publisher>?, <copyright>*, <critdates>?, <permissions>?, <metadata>*, <resourceid>*, (<data> | <foreign>)*

Contained by

<topic>

In order
  1. Zero or more <titlealt>
  2. Zero or more <author>
  3. Optional <source>
  4. Optional <publisher>
  5. Zero or more <copyright>
  6. Optional <critdates>
  7. Optional <permissions>
  8. Zero or more <metadata>
  9. Zero or more <resourceid>
  10. Zero or more of the following

Contained by

Inheritance

- topic/prolog

The <prolog> element is a base element type. It is defined in the topic module.

Attributes

The following attributes are available on this element: universal attributes.

The following attributes are available on this element: universal attributes.

Example

This section is non-normative.

The following code sample shows a <prolog> element that contains common metadata items:

<prolog>
  <author>Paul Norman</author>
  <copyright>
    <copyryear year="1930"/>
    <copyrholder>Paul Norman</copyrholder>
  </copyright>
</prolog>