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  1. def handle(switch)
  2.   case switch
  3.   when 'a',
  4.     print(switch << 'a')
  5.   when 'n',
  6.     print(switch.sub!('b','n'))
  7.   when 'q',
  8.     print(switch.gsub('b','q'))
  9.   when 'b',
  10.     nil
  11.   else
  12.     print('s!')
  13.   end
  14. end
  15.  
  16. handle('b')
Success #stdin #stdout 0.01s 7456KB
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Standard input is empty
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bananas!
https://ideone.com/h9VJVK
language:
Ruby (ruby 2.5.5)
created:
9 years ago
visibility:
public

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