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<?php function cmp($a, $b) { return ((int) $b - (int) $a); } $array = array(-1000, -10, 500, 1000, 200, 30, 100000); usort($array, "cmp"); var_dump($array);
Output for 4.3.0 - 7.1.0
array(7) { [0]=> int(100000) [1]=> int(1000) [2]=> int(500) [3]=> int(200) [4]=> int(30) [5]=> int(-10) [6]=> int(-1000) }