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run code in 200+ php & hhvm versions
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<?php $a1=array("Dog","Cat"); $a2=array("Fido","Missy"); array_multisort($a1,$a2); print_r($a1); print_r($a2); ?>
based on BhgsJ
Output for 4.3.0 - 7.2.0
Array ( [0] => Cat [1] => Dog ) Array ( [0] => Missy [1] => Fido )