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run code in 200+ php & hhvm versions
Bugs & Features
<?php error_reporting(E_ALL); $a = array(); $b = $a['a']; var_dump($b);
Output for 5.3.0 - 7.1.7
Notice: Undefined index: a in /in/q9kuo on line 4 NULL
Output for 4.3.0 - 5.2.17
Notice: Undefined index: a in /in/q9kuo on line 4 NULL