[Dart] 10. where함수

void main() {
  var chobab = ["새우초밥", "광어초밥", "연어초밥"];

  var changeChobab = chobab.where((e) => e == "새우초밥").toList();
  var removeChobab = chobab.where((e) => e != "새우초밥").toList();

  print(changeChobab);
  print(removeChobab);
}

Map<String, int> fruitPrices = {
  'apple': 2,
  'banana': 1,
  'orange': 3,
};

// 가격이 2보다 큰 과일 필터링
Iterable<String> expensiveFruits = fruitPrices.keys.where((fruit) => fruitPrices[fruit]! > 2);
print(expensiveFruits.toList());  // 출력: [orange]