3v4l.org

run code in 500+ PHP versions simultaneously
<?php var_dump(false >= "\0"); var_dump(false >= "0"); var_dump(false >= 0); var_dump(0 >= "\0"); var_dump(0 >= "0"); var_dump(0 >= 0); var_dump(1 >= "\0"); var_dump(1 >= "0"); var_dump(1 >= 0);

preferences:
22.75 ms | 475 KiB | 4 Q