[ Ruby ]クラスインスタンス変数などなど - Qiita

class SuperKlass @@super_klass_var = :super_klass_val end class Klass < SuperKlass @@class_var = :class_val def self.class_method puts "class_method called" puts @@super_klass_var puts @@class_var end def instance_method puts "instance_method called" puts @@super_klass_var puts @@class_var end end klass_instance = Klass.new Klass.class_method # => class_method called # => super_klass_val # => clas