ActiveSupport CoreExtensions String Multibyte module Multibyte Ruby on Rails 2.3.18 Since v2.2.3 Last seen in v2.3.18 Available in: v2.2.3 v2.3.18 Compare with: … v2.2.3 Implements multibyte methods for easier access to multibyte characters in a String instance. Methods (defined here) # chars # is_utf8? # mb_chars
