3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo() { srand(0); $bar = rand(0, 1023); return $bar; } var_dump(foo() === foo());
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.23, 8.2.0 - 8.2.10
bool(true)
preferences:
72.17 ms | 406 KiB | 5 Q