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  1. class Foo
  2.  
  3. 	attr_accessor :bar
  4.  
  5. 	def initialize
  6. 		yield self
  7. 	end
  8.  
  9. end
  10.  
  11. new_foo = Foo.new do |f|
  12. 	f.bar = 12345
  13. end
  14.  
  15. puts new_foo.bar
Success #stdin #stdout 0.01s 7452KB
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Standard input is empty
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12345
https://ideone.com/sRKXqE
language:
Ruby (ruby 2.5.5)
created:
10 years ago
visibility:
public

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