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run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo['bar'] = 1; echo $foo[bar];
Output for 4.3.0, 5.3.28 - 5.3.29, 5.4.18 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Use of undefined constant bar - assumed 'bar' in /in/549Fo on line 3 1
Output for 4.3.1 - 5.3.27, 5.4.0 - 5.4.17
Notice: Use of undefined constant bar - assumed 'bar' in /in/JqAib on line 3 1