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<?php $e = array('a' => array(1),'b' =>array(1)); foreach($e as $name => $arr) { if ($name == 'b'){ $e[$name] = adder($arr); } } var_dump($e); function adder($carr) { $carr["stuff"] = array("123"); return $carr; // should show array $e with new array added to 'b' }
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { ["a"]=> array(1) { [0]=> int(1) } ["b"]=> array(2) { [0]=> int(1) ["stuff"]=> array(1) { [0]=> string(3) "123" } } }

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