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Be careful with immediate values

/ Published in: Ruby
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  1. # immediate values
  2. # e.g. true, false and Integers
  3. a = true # => true
  4. b = true # => true
  5.  
  6. def a.foo 
  7.   "bar"
  8. end
  9.  
  10. a.foo # => "bar"
  11. b.foo # => "bar"
  12.  
  13. # referenced values
  14. c = "foo" # => "foo"
  15. d = "foo" # => "foo"
  16.  
  17. def c.meep
  18.  "blubb"
  19. end
  20.  
  21. d.meep # => undefined method

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