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  1. class Cal
  2.   attr_reader :v1, :v2
  3.   attr_writer :v1
  4.   def initialize(v1,v2)
  5.     @v1 = v1
  6.     @v2 = v2
  7.   end
  8.   def add()
  9.     return @v1+@v2
  10.   end
  11.   def subtract()
  12.     return @v1-@v2
  13.   end
  14.   def setV1(v)
  15.     if v.is_a?(Integer)
  16.       @v1 = v
  17.     end
  18.   end
  19.   def getV1()
  20.     return @v1
  21.   end
  22. end
  23. c1 = Cal.new(10,10)
  24. p c1.add()
  25. p c1.subtract()
  26. c1.setV1('one')
  27. c1.v1 = 20
  28. p c1.add()
  29. c1.getV1()
  30.  
Success #stdin #stdout 0.01s 7412KB
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https://ideone.com/D2PWaR
language:
Ruby (ruby 2.5.5)
created:
8 years ago
visibility:
public

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