3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<? print_r(!!$test);
Output for 5.4.34 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: test in /in/K9Fe8 on line 1
Output for 4.3.0 - 5.4.32
<? print_r(!!$test);