Online PHP editor | refs for pcrct

<?php //Enter your code here, enjoy! $array = array("1" => "PHP code tester Sandbox Online", "foo" => "bar", 5 , 5 => 89009, "case" => "Random Stuff", "PHP Version" => phpversion() ); function dotnot(array $data = []) { $ritit = new \RecursiveIteratorIterator(new \RecursiveArrayIterator($data)); $result = array(); foreach ($ritit as $leafValue) { $keys = array(); $range = $ritit->getDepth(); for($i; $i<$range; $i++) // foreach (range(0, $ritit->getDepth()) as $depth) { $keys[] = $ritit->getSubIterator($depth)->key(); } $result[implode('.', $keys)] = $leafValue; } return $result; } var_dump(dotnot($array ));