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run code in 300+ PHP versions simultaneously
<?php function xrange($start, $end, $step = 1) { echo 'start', PHP_EOL; for ($i = $start; $i <= $end; $i += $step) { yield $i; } } foreach (xrange(1, 10) as $num) { echo 'step'; echo $num, "\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
start step1 step2 step3 step4 step5 step6 step7 step8 step9 step10

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