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run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array('franz' => 'deleon'); var_dump($a[null]);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined index: in /in/venAB on line 5 NULL
Output for 4.3.0 - 5.2.17
Notice: Undefined index: in /in/venAB on line 5 NULL