每天一剂Rails良药之Rendering CSV From Your Actions
有时候我们需要输出CommaSeparated Values(CSV)等各种形式的输出来满足用户的需要:class ExportController < Application ontrollerdef orders content_type = if request.user_agent =~ /windows/i 'application/vnd.ms-excel' else 'text/csv' end CSV::Writer.generate(output = "") do |csv| Order.find(:all).each do |order| csv << end end send_data(output, :type=> content_type, :filename => "orders.csv")endend
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