itself -> objectRuby 2.2.0 から[permalink][rdoc][edit]-
self を返します。
string = 'my string' # => "my string" p string.itself.object_id == string.object_id # => true
itself -> objectRuby 2.2.0 から[permalink][rdoc][edit]self を返します。
string = 'my string' # => "my string"
p string.itself.object_id == string.object_id # => true