3v4l.org

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<?php $numbers = [2,3,4,4,2,3,3,4,4,5,5,6,6,7,5,32,3,4,5]; print_r(array_unique($numbers));
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Array ( [0] => 2 [1] => 3 [2] => 4 [9] => 5 [11] => 6 [13] => 7 [15] => 32 )

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