3v4l.org

run code in 300+ PHP versions simultaneously
<?php $g = range(5,8); $h = array("a", "b", "c", "e"); for($i = 0; $i < count($g); $i++) { foreach ($h as $j) { echo $i.$j; break; } }

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54.24 ms | 402 KiB | 5 Q