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<?php $arr = array ( '0' => array("red","green"), '1' => array("blue","yellow") ); $res = []; foreach ( $arr as $item ) { $res = array_merge($res, $item); } print_r($res);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => red [1] => green [2] => blue [3] => yellow )

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