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<?php $string = 'router.format'; $array = array( 'router' => array( 'format' => 'xml', ), ); $string = explode('.', $string); $result = $array; for($i = 0; $i < count($string); ++$i) { $key = $string[$i]; if(isset($result[$key])) $result = $result[$key]; else break; } print_r($result);
Output for git.master, git.master_jit, rfc.property-hooks
xml

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