1<documentation title="Forbidden Functions">
2    <standard>
3    <![CDATA[
4    The forbidden functions sizeof() and delete() should not be used.
5    ]]>
6    </standard>
7    <code_comparison>
8        <code title="Valid: count() is used in place of sizeof().">
9        <![CDATA[
10$foo = <em>count</em>($bar);
11        ]]>
12        </code>
13        <code title="Invalid: sizeof() is used.">
14        <![CDATA[
15$foo = <em>sizeof</em>($bar);
16        ]]>
17        </code>
18    </code_comparison>
19</documentation>
20