3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(crypt('', '$2y$'));
Output for hhvm-3.12.0, 7.0.0 - 7.1.0
string(2) "*0"
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.2 - 5.6.28
string(13) "$2OahnOya9Dwg"
Output for 5.3.0 - 5.3.1
string(13) "$2xD5RJNGWBNc"
Output for 4.3.0 - 5.2.17

Process exited with code 139.