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<?php function getNumsOdd(array $nums) { foreach($nums as $key => $num) { if ($num % 2) { yield $key => $num; } } } while($num = getNumsOdd([1,3,4,5,6])) { var_dump($num); if (++$i > 10){ break; } } /*foreach(getNumsOdd([1,3,4,5,6]) as $key => $num) { echo $key . '=>' . $num.PHP_EOL; }*/
Output for git.master, git.master_jit, rfc.property-hooks
object(Generator)#1 (0) { } Warning: Undefined variable $i in /in/viHqf on line 13 object(Generator)#2 (0) { } object(Generator)#1 (0) { } object(Generator)#2 (0) { } object(Generator)#1 (0) { } object(Generator)#2 (0) { } object(Generator)#1 (0) { } object(Generator)#2 (0) { } object(Generator)#1 (0) { } object(Generator)#2 (0) { } object(Generator)#1 (0) { }

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