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<?php function getValue($testArray, $exploded, $index) { if(is_array($testArray[$exploded[$index]])) { return getValue($testArray[$exploded[$index]], $exploded, $index++); } else { return $testArray[$exploded[$index]]; } } $string = 'router.format'; $testArray = array( 'router' => array( 'format' => 'xml', ), ); $exploded = explode(".", $string); if(count($exploded) != count($testArray)) { throw new Exception("mismatch"); } $desiredValue = getValue($testArray, $exploded, 0); print_r($desiredValue);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Exception: mismatch in /in/9fm7G:26 Stack trace: #0 {main} thrown in /in/9fm7G on line 26
Process exited with code 255.

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