在下面的代码中,header:true do |row|、@book<<BookInSTOCK.new、row ["ISBN"]是什么意思?class CsvReader @book_in_stock = [] def read_in_csv_data(csv_file_name)# enter code here
CSV.foreach(csv_file_name, header: true) do |ro
我试图在Rails应用程序中将包含unicode字符的csv信息保存到mysql中,TypeError in ImporterController#upload@csv = SmarterCSV.process(params[:csv].tempfile, "r:bom|utf-8")Started POST "/importer>, @ori