Code examples for article http://developer.marklogic.com/blog/xpath-punctuation-part-4

ex01.xqy

declare variable $doc := document {
  <people>
    <group>
      <person>Peter</person>
      <person>Paul</person>
      <person>Mary</person>
    </group>
    <group>
      <person>June</person>
      <person>Ward</person>
      <person>Beaver</person>
    </group>
  </people>
};

ex02.xqy

$doc/people/group/person[. eq 'June']

ex03.xqy

$doc/people/group/person[1]

ex04.xqy

$doc/people/group/person[position() eq 1]

ex05.xqy

$doc/people/group/person[$var]

ex06.xqy

($doc/people/group/person)[1]

ex07.xqy

$doc/child::people/child::group/child::person

ex08.xqy

declare variable $beaver := $doc/people/group/person[. eq 'Beaver'];

ex09.xqy

$doc//person[1]