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<?php $map = array(array('-1'=>0, '-10'=>0, '-100'=>0), array(array('-1'=>0, '-10'=>0, '-100'=>0))); array_map(function($item){var_dump($item);if(is_array($item))ksort($item);}, $map); print_r($map);
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { [-1]=> int(0) [-10]=> int(0) [-100]=> int(0) } array(1) { [0]=> array(3) { [-1]=> int(0) [-10]=> int(0) [-100]=> int(0) } } Array ( [0] => Array ( [-1] => 0 [-10] => 0 [-100] => 0 ) [1] => Array ( [0] => Array ( [-1] => 0 [-10] => 0 [-100] => 0 ) ) )

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