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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));

Shows result from various feature-branches currently under review from the php developers. Contact me to have additional branches featured.

Output for Typed properties v2
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" }
Output for Array change keys
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" }
Output for Lexical anon
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" }

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page