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<?php $parties = [["teamsize" => 1, "party_id" => 0], ["teamsize" => 3, "party_id" => 188], ["teamsize" => 1, "party_id" => 0], ["teamsize" => 1, "party_id" => 0], ["teamsize" => 2, "party_id" => 282], ["teamsize" => 5, "party_id" => 299], ["teamsize" => 2, "party_id" => 432], ["teamsize" => 1, "party_id" => 0]]; usort($parties, function($a, $b) { return $b["teamsize"] <=> $a["teamsize"];}); var_export($parties);

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