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  1. def traverse(struct, root = "")
  2.   case struct
  3.   when Hash then struct.each { |key, value| traverse(value, "#{root}.#{key}") }
  4.   else puts "#{root} --> #{struct}"
  5.   end
  6. end
  7.  
  8. traverse({a: 1, b: {c: 2, d: {e: 3, f: 4}}})
Success #stdin #stdout 0s 29112KB
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stdin
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Standard input is empty
stdout
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.a --> 1
.b.c --> 2
.b.d.e --> 3
.b.d.f --> 4
https://ideone.com/zAQdht
language:
Ruby (ruby 2.5.5)
created:
6 years ago
visibility:
secret

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