3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 0; $i < 10; ++$i) { for ($j = 0; $j < $i; ++$j) { echo $i * $j, ' '; } echo "\n"; }
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, 5.5.24 - 5.5.35, 5.6.7 - 5.6.21, 7.0.0 - 7.0.20, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
0 0 2 0 3 6 0 4 8 12 0 5 10 15 20 0 6 12 18 24 30 0 7 14 21 28 35 42 0 8 16 24 32 40 48 56 0 9 18 27 36 45 54 63 72
preferences:
206.75 ms | 406 KiB | 342 Q