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run code in 150+ php & hhvm versions
Bugs & Features
<?php $a; $b = 1; echo $b; ?>
Output for 5.1.0 - 7.1.0
1
Output for 5.0.4 - 5.0.5
Notice: Undefined variable: a in /in/qOVaq on line 2 1
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: a in /in/qOVaq on line 2 1