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<?php $arr = [1, 2, -2]; usort($arr, fn ($a, $b) => $a - $b); print_r($arr); $arr = [0.1, 0.2, -0.2]; usort($arr, fn ($a, $b) => $a - $b); print_r($arr);
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11
Array ( [0] => -2 [1] => 1 [2] => 2 ) Array ( [0] => 0.1 [1] => 0.2 [2] => -0.2 )

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