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<?php $a = array('052' => 'nanana'); $b = array('042' => 'wayne'); $c = array(42 => 'batman'); $d = array('0fail' => 'bruce'); var_dump(array_merge($a, $b)); var_dump(array_merge($a, $c)); var_dump(array_merge($a, $d));
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { ["052"]=> string(6) "nanana" ["042"]=> string(5) "wayne" } array(2) { ["052"]=> string(6) "nanana" [0]=> string(6) "batman" } array(2) { ["052"]=> string(6) "nanana" ["0fail"]=> string(5) "bruce" }

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