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<?php $a = array('a'=>1,'b'=>2,'c'=>3); array_reduce($a, function($result, $item) use ($a) { //$key = $result ? key($result) : $a; //$key = $key == 'a' ? 'aa' : $key; var_dump($item); return $result; });
Output for git.master, git.master_jit, rfc.property-hooks
int(1) int(2) int(3)

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