3v4l.org

run code in 300+ PHP versions simultaneously
<?php $uuid = '550e8400-e29b-41d4-a716-446655440000'; $uuid = str_replace('-', '', $uuid); $uuid = hex2bin($uuid); $uuid = base64_encode($uuid); $uuid = str_replace('=', '', $uuid); var_dump($uuid);
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.14, 8.4.1
string(22) "VQ6EAOKbQdSnFkRmVUQAAA"
preferences:
54.53 ms | 408 KiB | 5 Q