3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( md5( '' ) );
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.29, 8.2.0 - 8.2.21, 8.3.0 - 8.3.9
string(32) "d41d8cd98f00b204e9800998ecf8427e"
preferences:
190.36 ms | 404 KiB | 188 Q