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run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array(1, 2, 3); unset($a[0]); var_dump($a);
Output for 4.3.0 - 5.6.25, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(2) { [1]=> int(2) [2]=> int(3) }