3v4l.org

run code in 500+ PHP versions simultaneously
<?php $val = 1; $val1 = (string)$val; var_dump($val1, $val);
Output for 8.1.34, 8.2.0 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
string(1) "1" int(1)
preferences:
53.14 ms | 861 KiB | 4 Q