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<?php function imageFilename($arr) { return $arr; } var_dump(array(1) + array(2)); var_dump(array_filter(array_map('imageFilename', array('a' => 2))) + array('b' => 1));
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { [0]=> int(1) } array(2) { ["a"]=> int(2) ["b"]=> int(1) }

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