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<?php function func(&$data) { foreach ($data as $key => $value) { if (is_array($value)) { func($data[$key]); } } } $data = [ ['foo' => [0,1]], ['foo' => [2,3]], ]; func($data); echo ' pre: ' . json_encode($data) . "\n"; array_replace_recursive($data[0], $data[1]); echo 'post: ' . json_encode($data) . "\n";
Output for git.master, git.master_jit, rfc.property-hooks
pre: [{"foo":[0,1]},{"foo":[2,3]}] post: [{"foo":[0,1]},{"foo":[2,3]}]

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