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<?php $arr = array( array(2, false), array(2, true), array(3, false), array(8, true), array(4, false), ); usort($arr, function ($a, $b){ if ($a[0] == $b[0]) { return 0; } return (intval($a[1]) > intval($b[1])) ? -1 : (($a[0] > $b[0]) ? -1 : 1); }); print_r($arr);
Output for 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Array ( [0] => Array ( [0] => 8 [1] => 1 ) [1] => Array ( [0] => 2 [1] => ) [2] => Array ( [0] => 2 [1] => 1 ) [3] => Array ( [0] => 4 [1] => ) [4] => Array ( [0] => 3 [1] => ) )

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45.35 ms | 1566 KiB | 4 Q