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run code in 150+ php & hhvm versions
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<?php $queue = array("Taeyeon","NAN"); array_pop($queue , "Boram" ,"Jessica"); print_r($queue); ?>
based on nZcRB
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Warning: array_pop() expects exactly 1 parameter, 3 given in /in/AGC4t on line 3 Array ( [0] => Taeyeon [1] => NAN )
Output for 4.3.0 - 5.2.17
Warning: Wrong parameter count for array_pop() in /in/AGC4t on line 3 Array ( [0] => Taeyeon [1] => NAN )