3v4l.org - online PHP shell, execute code in 100+ different PHP versions!

based on r2CkV
Output for 5.2.4 - 5.5.0
BBBB BCDA AAAA
Output for 4.4.1
BCD BCD BCD
Output for 4.3.0 - 4.4.0, 4.4.2 - 5.2.3
AAAA AAAA AAAA