3v4l.org

run code in 300+ PHP versions simultaneously
<?php $hoge = array(5,5,3,2,1,3); $hogehoge = array_map(function($arg){ if(array_values($arg) > 1){ return $arg; } },array_count_values($hoge)); var_dump($hogehoge);

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37.64 ms | 402 KiB | 5 Q