3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($i=1; $i<=5; ++$i){ for($j=5; $j>0; --$j){ echo $i < $j ? " " : "*"; } echo "\n"; }
Output for 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
* ** *** **** *****

preferences:
126.68 ms | 408 KiB | 5 Q