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<?php $array = [1, 2, 3]; foreach ($array as &$val) $val--; $val = 0; foreach ($array as $item) $val += $item; print_r([$array, $val]);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => Array ( [0] => 0 [1] => 1 [2] => 2 ) [1] => 2 )

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