<?xml version="1.0"?>
<documentation xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:noNamespaceSchemaLocation="https://phpcsstandards.github.io/PHPCSDevTools/phpcsdocs.xsd"
    title="No FQN True False or Null"
    >
    <standard>
    <![CDATA[
    Forbids using `true`, `false` and `null` as fully qualified constants.
    ]]>
    </standard>
    <code_comparison>
        <code title="Valid: Using true/false/null without namespace separator prefix.">
        <![CDATA[
$a = <em>null</em>;

if ($something === <em>false</em>) {}
        ]]>
        </code>
        <code title="Invalid: Using true/false/null as fully qualified constants.">
        <![CDATA[
$a = <em>\</em>null;

if ($something === <em>\</em>false) {}
        ]]>
        </code>
    </code_comparison>
</documentation>