Singleton method not copied : singleton method « Class « Ruby

  1. Ruby
  2. Class
  3. singleton method




Singleton method not copied


s1 = "cat"

def s1.upcase
  "CaT"
end

s1_dup   = s1.dup
s1_clone = s1.clone
s1                    #=> "cat"
s1_dup.upcase         #=> "CAT"  (singleton method not copied)
s1_clone.upcase       #=> "CaT"  (uses singleton method)










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