'foo bar baz'.gsub(/(foo|bar)/) { (['foo', 'bar'] - [$1]).first }
#=> "bar foo baz"
More than 5 years have passed since last update.
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
List of users who liked
33