3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $m = md5('abcdefghijklmnopqrstuvwxyz012345password'); echo $m."\n"; for ($i=0;$i<10;$i++) { $m = md5($m); echo $m."\n"; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
6221e98643b57b8d2648d8e00bc7d0cd ea9ec0a9966a4f8199836863cd15c361 cf0b3dd307629fd5c33bdc445f3438d8 68bedfe5bd1dac1c9c945fd4370c0bf6 f48a075b224717d52c2ac8224ca5ca8f b97f81a98839290f966e2bd7045e8f57 df7ea726abe79d2bfeb636e469b9f107 33d415d0f4a1c50e0224db6d067c5731 b0c21a6fa2ee1f6a156ad75e4885f2b4 e89d2ed7e75e04c0765056089e0155ef 135687c7781b6cf74af956faf800f2bc