xmlns:xlink

XLink Namespace Declaration

This is not an attribute, but the namespace pseudo-attribute. The value provides a prefix to use for the XLink linking attributes. All namespace prefixes must be associated with a URL, and the prefix “xlink” has been set to the URL for the World Wide Web Consortium (W3C) XLink Recommendation.

With the Element

<article>
Value Meaning
http://www.w3.org/1999/xlink The prefix “xlink” has been set to the URL for the W3C XLink Recommendation.
Restriction: @xmlns:xlink has a fixed value which may not be changed in the document.

With these Elements

<abbrev>, <award-group>, <award-id>, <bio>, <chem-struct>, <collab>, <conference>, <contrib>, <custom-meta>, <element-citation>, <email>, <ext-link>, <funding-source>, <funding-statement>, <graphic>, <inline-graphic>, <inline-supplementary-material>, <institution>, <issue-id>, <license>, <long-desc>, <media>, <mixed-citation>, <named-content>, <nlm-citation>, <product>, <pub-id>, <related-article>, <related-object>, <self-uri>, <supplementary-material>, <uri>, <volume-id>
Value Meaning
http://www.w3.org/1999/xlink When this attribute is used, the prefix “xlink” should be set to the URL for the W3C XLink Recommendation.
Restriction: @xmlns:xlink is an optional attribute; there is no default.

Example


<article
  xmlns:mml="http://www.w3.org/1998/Math/MathML"
  xmlns:xlink="http://www.w3.org/1999/xlink"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  article-type="article"
  dtd-version="1.1d2"
  specific-use="migrated"
  xml:lang="en">
<front>...</front>
<body>...</body>
<back>...</back>
</article>