markglenfletcher/string_ext.rb

## string_ext.rb
class String
  class << self
    def random_string
      chars = [*('A'..'Z'),*('a'..'z'),*(0..9)]
      chars.map { |c| [0,1].sample == 0 ? nil : c }.compact.shuffle.join
    end
  end
end
	class String
	class << self
	def random_string
	chars = [('A'..'Z'),('a'..'z'),*(0..9)]
	chars.map { \|c\| [0,1].sample == 0 ? nil : c }.compact.shuffle.join
	end
	end
	end