3v4l.org

run code in 300+ PHP versions simultaneously
<?php while (true) { $flag = true; for ($i = 1; $i <= 2; $i++) { if ($n % $i !== 0) { $flag = false; break; } } if ($flag) { break; } $n++; }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Warning: Undefined variable $n in /in/lUalq on line 7 Warning: Undefined variable $n in /in/lUalq on line 7
Output for 5.0.4 - 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 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: n in /in/lUalq on line 7 Notice: Undefined variable: n in /in/lUalq on line 7
Output for 7.3.32 - 7.3.33
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: n in /in/lUalq on line 7 Notice: Undefined variable: n in /in/lUalq on line 7
preferences:
285.53 ms | 402 KiB | 460 Q