$stations = [ ['id' => 1, 'name' => '恵比寿'], ['id' => 2, 'name' => '渋谷'], ['id' => 3, 'name' => '新宿'], ['id' => 4, 'name' => '恵比寿'], ]; $tmp = []; $uniqueStations = []; foreach ($stations as $station){ if (!in_array($station['name'], $tmp)) { $tmp[] = $station['name']; $uniqueStations[] = $station; } } class Util { public static function getUniqueArray($array, $column) { $tmp = []; $uniqueArray = [