1<documentation title="Closing PHP Tags">
2    <standard>
3    <![CDATA[
4    All opening php tags should have a corresponding closing tag.
5    ]]>
6    </standard>
7    <code_comparison>
8        <code title="Valid: A closing tag paired with it's opening tag.">
9        <![CDATA[
10<em><?php</em>
11echo 'Foo';
12<em>?></em>
13        ]]>
14        </code>
15        <code title="Invalid: No closing tag paired with the opening tag.">
16        <![CDATA[
17<em><?php</em>
18echo 'Foo';
19        ]]>
20        </code>
21    </code_comparison>
22</documentation>
23