3v4l.org

run code in 500+ PHP versions simultaneously
<?php define("BLOWFISH_PRE", "$2y$05$"); define("BLOWFISH_SUF", "$"); function pwhash($password) { $salt = str_repeat('A', 21); return crypt($password, BLOWFISH_PRE . $salt . BLOWFISH_SUF); } var_dump(pwhash('test'));
Output for 8.1.16 - 8.1.34, 8.2.3 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
string(2) "*0"
Output for 8.1.0 - 8.1.15, 8.2.0 - 8.2.2
string(60) "$2y$05$AAAAAAAAAAAAAAAAAAAAA.Go4GgvUnML7ZS0EAdADeJlPxwHICD/G"

preferences:
74.75 ms | 973 KiB | 4 Q