Mega Code Archive

 

Categories / Ruby / Method

 

Undefining a Method

class RandomizingArray < Array   def <<(e)     insert(rand(size), e)   end   def [](i)     super(rand(size))   end end a = RandomizingArray.new a << 1 << 2 << 3 << 4 << 5 << 6           # => [6, 3, 4, 5, 2, 1] p a[0] p a[0] p a[0] p class RandomizingArray   remove_method('[]') end a[0]                                      # => 6 a[0]                                      # => 6 a[0]                                      # => 6