3v4l.org

run code in 300+ PHP versions simultaneously
<?php function rnd($seed) { srand($seed); $str = ''; for (;;) { $k = rand(0, 27); if ($k == 0) { break; } $str .= chr('`').chr($k); } return $str; } echo rnd(-229985452);
Output for 7.1.0 - 7.1.7
 
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 - 5.6.28, 7.0.0 - 7.0.20
      
preferences:
167.88 ms | 404 KiB | 215 Q