<?php $array = [ ["id" => 1, "qt" => 1000, "sa" => 50], ["id" => 2, "qt" => 0, "sa" => 50], ["id" => 3, "qt" => 0, "sa" => 350], ["id" => 4, "qt" => 5000, "sa" => 250], ["id" => 5, "qt" => 10, "sa" => 9000] ]; usort( $array, function($a, $b) { return [$b['qt'] > 0, $b['sa']] <=> [$a['qt'] > 0, $a['sa']]; } ); var_export($array);
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