キーがシンボルでも文字列でもアクセスできるようにしてくれるっぽい。
HashWithIndifferentAccess.new(a: 1)['a']
=> 1
HashWithIndifferentAccess.new(a: 1)[:a]
=> 1
普通のハッシュじゃ無理なこと。
ActiveSupport::HashWithIndifferentAccess
チャットメンバー募集
何か質問、悩み事、相談などあればLINEオープンチャットもご利用ください。
More than 1 year has passed since last update.
Rails ActiveSupport の HashWithIndifferentAccess って何？
Last updated at Posted at 2018-12-18
Register as a new user and use Qiita more conveniently
- You get articles that match your needs
- You can efficiently read back useful information
- You can use dark theme