3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = array(); var_dump( $array["a"] ); ?>
Output for 5.3.0 - 7.2.0
Notice: Undefined index: a in /in/fvR84 on line 5 NULL
Output for 4.3.0 - 5.2.17
Notice: Undefined index: a in /in/fvR84 on line 5 NULL