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<?php $y = array_merge(array('a'=>2, 'b'=>4, 'c'=>6), (array)$x); var_dump($y);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $x in /in/1OKkt on line 2 array(3) { ["a"]=> int(2) ["b"]=> int(4) ["c"]=> int(6) }

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