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<?php $myarray = array('2020','2020'); $resultmatch = array_unique($myarray); var_dump($resultmatch);
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.14
array(1) { [0]=> string(4) "2020" }
preferences:
59.8 ms | 406 KiB | 5 Q