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Binary to decimal terminal script

/ Published in: Ruby
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  1. def binary_to_decimal(x)
  2.   y = 1
  3.   z = 0
  4.   x.gsub(/ /,'').reverse.scan(/(0|1)/).each do |x|
  5.     z = z + (y * x[0].to_i)
  6.     y *= 2
  7.   end
  8.   z
  9. end
  10.  
  11. number = gets.chomp
  12. puts binary_to_decimal(number)

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