Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
次の形式のデータ構造があります。
data_hash = [ { price: 1, count: 3 }, { price: 2, count: 3 }, { price: 3, count: 3 } ]
:priceのような配列として値を取得する効率的な方法はあり[1,2,3]ますか?
:price
[1,2,3]