ruby 将所有参数从控制器转换为仅数字

Posted 2021-05-16

# rails
# pre-defined method in string
class String
	def digits
		self.gsub /\D/, ''
	end
end

# in my controller
find_params = params
	.permit(:field1, :field2)
	.map { |k, v| [k, v.digits] }
	.to_h