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run code in 300+ PHP versions simultaneously
<?php $input = array( array(1227, 146, 1, 39), array(1227, 146, 1, 39), array(1228, 146, 1, 39), ); $input = array_map("unserialize", array_unique(array_map("serialize", $input))); print_r($input); /* credits: http://stackoverflow.com/a/946300/1438393 */

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46.6 ms | 402 KiB | 5 Q