3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i=1; $j=1; $n=24;// upto which no to be displayed while($i < $n) { if($j % 2 != 0) { echo "\t\t".$i."\t\t".($i+1)."\t\t".($i+2)."\n"; $i = $i+3; } else { echo $i."\t".($i+1)."\t".($i+2)."\t".($i+3)."\n"; $i = $i+4; } $j++; }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

preferences:
312.25 ms | 405 KiB | 456 Q