nil.nil? #=> true
ですが
nil.try(:nil?) #=> nil
です。
いきなりこの書き方で躓く人はいないでしょうが、sendとか使ってたらハマるかなと思ったのでメモ。
Qiita Teams that are logged in
You are not logged in to any team
Log in to Qiita Team
Community
OrganizationEventAdvent CalendarQiitadon (β)Service
Qiita JobsQiita ZineQiita Blog3
Improve article
Send edit requestArticle information
RevisionsEdit RequestsShow all likersShow article in MarkdownReport article
More than 5 years have passed since last update.
Why not register and get more from Qiita?
- We will deliver articles that match youBy following users and tags, you can catch up information on technical fields that you are interested in as a whole
- you can read useful information later efficientlyBy "stocking" the articles you like, you can search right away
3
Improve article
Send edit requestArticle information
RevisionsEdit RequestsShow all likersShow article in MarkdownReport article