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<?php function getNumsOdd(array $nums) { foreach($nums as $key => $num) { if ($num % 2) { yield $key => $num; } } } foreach(getNumsOdd([1,3,4,5,6]) as $key => $num) { echo $num.PHP_EOL; }
Output for git.master, git.master_jit, rfc.property-hooks
1 3 5

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