phpmd.xml

<ruleset
        name="PHPMD rule sets"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xmlns="http://pmd.sf.net/ruleset/1.0.0"
        xsi:schemaLocation="http://pmd.sf.net/ruleset/1.0.0 http://pmd.sf.net/ruleset_xml_schema.xsd"
        xsi:noNamespaceSchemaLocation="http://pmd.sf.net/ruleset_xml_schema.xsd">
    <description>PHPMD rule sets</description>

    <!-- clean code -->
    <rule ref="rulesets/cleancode.xml" externalInfoUrl="https://phpmd.org/rules/cleancode.html"/>
    <!-- codesize -->
    <rule ref="rulesets/codesize.xml" externalInfoUrl="https://phpmd.org/rules/codesize.html"/>
    <!--controversial -->
    <rule ref="rulesets/controversial.xml" externalInfoUrl="https://phpmd.org/rules/controversial.html"/>
    <!--design-->
    <rule ref="rulesets/design.xml" externalInfoUrl="https://phpmd.org/rules/design.html"/>
    <!--naming-->
    <rule ref="rulesets/naming.xml" externalInfoUrl="https://phpmd.org/rules/naming.html">
        <exclude name="ShortVariable"/>
    </rule>
    <!--unusedcode-->
    <rule ref="rulesets/unusedcode.xml" externalInfoUrl="https://phpmd.org/rules/unusedcode.html"/>
</ruleset>