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<?php function rangeOfThrees($start, $limit, $step = 3) { for ($i = $start; $i <= $limit; $i += $step) { yield $i; } } foreach (rangeOfThrees(3, 99) as $number) { echo "$number\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
3 6 9 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60 63 66 69 72 75 78 81 84 87 90 93 96 99

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