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Apache Xerces
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<h2 id="xerces-language-versions">Xerces language versions</h2> <p>There are several language versions of the Xerces parser: </p> <ul><li>Xerces2 Java, the Java reference implementation</li> <li>Xerces C++, a C++ implementation</li> <li>Xerces Perl, a Perl implementation. This implementation is a wrapper around the C++ API.<a class="footnote-ref" id="fnref:2" href="#fn:2"><sup>2</sup></a></li></ul> <table><tbody><tr><th>Language</th><th>Release Date</th><th>Version</th></tr><tr><td>Java</td><td>2022-01-24</td><td>2.12.2</td></tr><tr><td>C++</td><td>2020-04-10</td><td>3.2.3</td></tr><tr><td>Perl</td><td>2014-04-30</td><td>2.7.0</td></tr></tbody></table> <h2 id="features">Features</h2> <p>The features supported by Xerces depend on the language, the Java version having the most features. </p> <table><tbody><tr><th>Feature</th><th>Java<a class="footnote-ref" id="fnref:3" href="#fn:3"><sup>3</sup></a></th><th>C++<a class="footnote-ref" id="fnref:4" href="#fn:4"><sup>4</sup></a></th><th>Perl</th></tr><tr><td>eXtensible Markup Language (XML) 1.0 Fourth Edition Recommendation</td><td>Yes</td><td>Partial<a href="https://en.wikipedia.org/wiki/Apache_Xerces#endnote_xml10">[1]</a></td><td>Partial<a href="https://en.wikipedia.org/wiki/Apache_Xerces#endnote_xml10">[2]</a></td></tr><tr><td>eXtensible Markup Language (XML) 1.1 Second Edition Recommendation</td><td>Yes</td><td>Partial<a href="https://en.wikipedia.org/wiki/Apache_Xerces#endnote_xml11">[3]</a></td><td>Partial<a href="https://en.wikipedia.org/wiki/Apache_Xerces#endnote_xml11">[4]</a></td></tr><tr><td><a href="/facts/XML_namespace/vRXPlXVn">Namespaces in XML</a> 1.1 Second Edition Recommendation</td><td>Yes</td><td>Partial<a href="https://en.wikipedia.org/wiki/Apache_Xerces#endnote_namespace10">[5]</a></td><td>Partial<a href="https://en.wikipedia.org/wiki/Apache_Xerces#endnote_namespace10">[6]</a></td></tr><tr><td><a href="/facts/XML_namespace/vRXPlXVn">Namespaces in XML</a> 1.0 Second Edition Recommendation</td><td>Yes</td><td>Partial<a href="https://en.wikipedia.org/wiki/Apache_Xerces#endnote_namespace11">[7]</a></td><td>Partial<a href="https://en.wikipedia.org/wiki/Apache_Xerces#endnote_namespace11">[8]</a></td></tr><tr><td><a href="/facts/XInclude/7xephB43">XML Inclusions (XInclude)</a> Version 1.0 Second Edition Recommendation</td><td>Yes</td><td>Yes</td><td>Yes</td></tr><tr><td><a href="/facts/Simple_API_for_XML/BwGKJUru">Simple API for XML (SAX)</a></td><td>Yes</td><td>Yes</td><td>Yes</td></tr><tr><td><a href="/facts/StAX/5rTCs58B">Streaming API For XML (StAX)</a></td><td>Yes</td><td>No</td><td>No</td></tr><tr><td>DOM Level 2 Core Specification</td><td>Yes</td><td>Yes</td><td>Yes</td></tr><tr><td>DOM Level 2 Traversal and Range Specification</td><td>Yes</td><td>Yes</td><td>Yes</td></tr><tr><td><a href="/facts/Document_Object_Model/GglE6jGx"> Document Object Model (DOM)</a> Level 3 Core, Load and Save</td><td>Yes</td><td>Yes</td><td>Yes</td></tr><tr><td>Element Traversal Specification</td><td>Yes</td><td>Yes</td><td>Yes</td></tr><tr><td><a href="/facts/XML_Schema_(W3C)/X6Uly3dm">XML Schema</a> 1.0 Structures and Datatypes</td><td>Yes</td><td>Yes</td><td>Yes</td></tr><tr><td><a href="/facts/XML_Schema_(W3C)/X6Uly3dm">XML Schema</a> 1.1 Structures and Datatypes</td><td>Yes</td><td>No</td><td>No</td></tr><tr><td>XML Schema Definition Language (XSD): Component Designators (SCD)</td><td>Yes</td><td>No</td><td>No</td></tr><tr><td><a href="/facts/Java_API_for_XML_Processing/IRn21EAz">Java APIs for XML Processing (JAXP)</a> 1.4</td><td>Yes</td><td>No</td><td>No</td></tr></tbody></table> <h2 id="see-also">See also</h2> <ul><li><a href="/facts/Apache_License/5AeIjas8">Apache License</a></li> <li><a href="/facts/Java_XML/vTpG5fsf">Java XML</a></li> <li><a href="/facts/Apache_Xalan/z94u6mQb">Apache Xalan</a></li></ul> <h2 id="notes">Notes</h2> <ul><li>^ Implemented third edition.</li> <li>^ Implemented second edition. Section 2.13 Normalization Checking has not been implemented.</li> <li>^ Implemented first edition.</li> <li>^ Implemented first edition.</li></ul> <h2 id="external-links">External links</h2> <ul><li><a href="https://xerces.apache.org/">Apache Xerces Project home</a></li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>Benz, Brian; Durant, John (7 May 2004). XML Programming Bible. John Wiley & Sons (published 2004). p. 87. ISBN 9780764555763. Retrieved 2014-10-01. Apparently, the parser was named after the now extinct Xerces blue butterfly, a native of the San Francisco peninsula. <a href="9780764555763" target="_blank">9780764555763</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>"Apache Xerces Perl". xerces.apache.org. Retrieved 2019-12-08. XML::Xerces is the Perl API to the Apache project's Xerces XML parser. It is implemented using the Xerces C++ API, and it provides access to most of the C++ API from Perl. <a href="https://xerces.apache.org/#xerces-p" target="_blank">https://xerces.apache.org/#xerces-p</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>"Features". xerces.apache.org. Retrieved 2019-12-08. <a href="https://xerces.apache.org/xerces2-j/" target="_blank">https://xerces.apache.org/xerces2-j/</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>"Features". xerces.apache.org. Retrieved 2019-12-08. <a href="https://xerces.apache.org/xerces-c/" target="_blank">https://xerces.apache.org/xerces-c/</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> </ol>