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<?php $a = array('banana','apple','banana','banana','apple'); asort($a); print_r($a);
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [1] => apple [4] => apple [0] => banana [2] => banana [3] => banana )
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Array ( [4] => apple [1] => apple [3] => banana [2] => banana [0] => banana )

preferences:
236.41 ms | 402 KiB | 330 Q