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  1. def version
  2.     return "1"
  3. end
  4.  
  5. puts version
  6. puts version.nil?
  7. puts version
  8. puts version.nil?
  9. version = "2" if version.nil?
  10. puts version
  11. puts version.nil?
  12.  
Success #stdin #stdout 0.01s 7452KB
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stdin
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Standard input is empty
stdout
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1
false
1
false
2
false
https://ideone.com/5XeZxg
language:
Ruby (ruby 2.5.5)
created:
10 years ago
visibility:
secret

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