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

Output for hhvm-3.0.1 - 3.3.0
Notice: Constant TRUE already defined in /in/4Ze6h on line 2 Notice: Constant FALSE already defined in /in/4Ze6h on line 3 bool(true) bool(true) bool(false) bool(false)
Output for 5.1.3 - 5.6.2, php7@20140507 - 20141001
bool(true) bool(true) bool(false) bool(false)
Output for 4.3.0 - 5.1.2
bool(false) bool(true) bool(true) bool(false)