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<?php $a = array(1 => 'a', 2 => 'b', 3 => 'c'); $b = array_flip(array(1, 2)); print_r(array_replace(array(1, 2), array(2,3)));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 2 [1] => 3 )

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