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<?php foreach ($regions as $region => $x) for ($list[$region] = $i = $x; end($regions) * 2 - (++$i % $x ? $i : $i += $x) > 0; $list[$region] .= ",$i"); ?>
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $regions in /in/fLFGa on line 1 Warning: foreach() argument must be of type array|object, null given in /in/fLFGa on line 1

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