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run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array(1,2,3,4,5); $b = array_shift($a); var_dump($a); var_dump($b);
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
array(4) { [0]=> int(2) [1]=> int(3) [2]=> int(4) [3]=> int(5) } int(1)
Output for hhvm-3.10.0

Process exited with code 153.