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<?php function dot($array, $prepend = '') { $results = array(); foreach ($array as $key => $value) { if (is_array($value)) { $results = array_merge($results, dot($value, $prepend.$key.'.')); print_r($value); } else { $results[$prepend.$key] = $value; } } return $results; } $array = [ 'foo' => [], 'bar' => [ 'baz' => 1 ] ]; print_r(dot($array));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( ) Array ( [baz] => 1 ) Array ( [bar.baz] => 1 )

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