3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo crypt('admin', '$6$rounds=1234$abcdefghijklmnopqrstuvwxyz$');
Output for 5.3.2 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
$6$rounds=1234$abcdefghijklmnop$TmuEFPyAq2D46djRrlhzJwEfneLcvduGCRTkvynIgsNtuD6ZSZwqlgw/deHNR6WOKmjA2.cKTtKIQaXV9KAFX/
Output for 5.3.0 - 5.3.1
$6Io6D7.V.UDk
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
$6$rounds=12$dz8M1axmfnWFhX1ctPyMz3osO0RpfA1EMNalcAGE9BIhDdhxUvtNM/fb0vGmgT7jGgRvMVwNyGhPkqRRYHI5r/

preferences:
255.04 ms | 402 KiB | 355 Q