3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump( ++$spotCounts);
Output for 5.0.4 - 7.1.7
Notice: Undefined variable: spotCounts in /in/J2ZOK on line 3 int(1)
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: spotCounts in /in/J2ZOK on line 3 int(1)