1<documentation title="Zend Code Analyzer"> 2 <standard> 3 <![CDATA[ 4 PHP Code should pass the zend code analyzer. 5 ]]> 6 </standard> 7 <code_comparison> 8 <code title="Valid: Valid PHP Code."> 9 <![CDATA[ 10function foo($bar, $baz) 11{ 12 return <em>$bar + $baz</em>; 13} 14 ]]> 15 </code> 16 <code title="Invalid: There is an unused function parameter."> 17 <![CDATA[ 18function foo($bar, $baz) 19{ 20 return <em>$bar + 2</em>; 21} 22 ]]> 23 </code> 24 </code_comparison> 25</documentation> 26